20403979794

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:541

約数の個数: 192

約数和(自身を含む): 50705740800

約数和(自身を除く): 30301761006

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 43, 59, 66, 86, 99, 118, 129, 151, 177, 198, 258, 269, 302, 354, 387, 453, 473, 531, 538, 649, 774, 807, 906, 946, 1062, 1298, 1359, 1419, 1614, 1661, 1947, 2421, 2537, 2718, 2838, 2959, 3322, 3894, 4257, 4842, 4983, 5074, 5841, 5918, 6493, 7611, 8514, 8877, 8909, 9966, 11567, 11682, 12986, 14949, 15222, 15871, 17754, 17818, 19479, 22833, 23134, 26631, 26727, 27907, 29898, 31742, 34701, 38958, 40619, 45666, 47613, 53262, 53454, 55814, 58437, 69402, 71423, 80181, 81238, 83721, 95226, 97999, 104103, 116874, 121857, 127237, 142839, 142846, 160362, 167442, 174581, 195998, 208206, 214269, 243714, 251163, 254474, 285678, 293997, 349162, 365571, 381711, 383087, 428538, 446809, 502326, 523743, 587994, 642807, 682453, 731142, 763422, 766174, 881991, 893618, 1047486, 1145133, 1149261, 1285614, 1340427, 1364906, 1571229, 1746617, 1763982, 2047359, 2290266, 2298522, 2396521, 2680854, 3142458, 3447783, 3493234, 4021281, 4094718, 4213957, 4793042, 5239851, 6142077, 6895566, 7189563, 7506983, 8042562, 8427914, 10479702, 12284154, 12641871, 14379126, 15013966, 15719553, 19212787, 21568689, 22520949, 25283742, 26361731, 31439106, 37925613, 38425574, 43137378, 45041898, 52723462, 57638361, 67562847, 75851226, 79085193, 103050403, 115276722, 135125694, 158170386, 172915083, 206100806, 237255579, 309151209, 345830166, 474511158, 618302418, 927453627, 1133554433, 1854907254, 2267108866, 3400663299, 6801326598, 10201989897, 20403979794]

約数ペア:

[(1, 20403979794), (2, 10201989897), (3, 6801326598), (6, 3400663299), (9, 2267108866), (11, 1854907254), (18, 1133554433), (22, 927453627), (33, 618302418), (43, 474511158), (59, 345830166), (66, 309151209), (86, 237255579), (99, 206100806), (118, 172915083), (129, 158170386), (151, 135125694), (177, 115276722), (198, 103050403), (258, 79085193), (269, 75851226), (302, 67562847), (354, 57638361), (387, 52723462), (453, 45041898), (473, 43137378), (531, 38425574), (538, 37925613), (649, 31439106), (774, 26361731), (807, 25283742), (906, 22520949), (946, 21568689), (1062, 19212787), (1298, 15719553), (1359, 15013966), (1419, 14379126), (1614, 12641871), (1661, 12284154), (1947, 10479702), (2421, 8427914), (2537, 8042562), (2718, 7506983), (2838, 7189563), (2959, 6895566), (3322, 6142077), (3894, 5239851), (4257, 4793042), (4842, 4213957), (4983, 4094718), (5074, 4021281), (5841, 3493234), (5918, 3447783), (6493, 3142458), (7611, 2680854), (8514, 2396521), (8877, 2298522), (8909, 2290266), (9966, 2047359), (11567, 1763982), (11682, 1746617), (12986, 1571229), (14949, 1364906), (15222, 1340427), (15871, 1285614), (17754, 1149261), (17818, 1145133), (19479, 1047486), (22833, 893618), (23134, 881991), (26631, 766174), (26727, 763422), (27907, 731142), (29898, 682453), (31742, 642807), (34701, 587994), (38958, 523743), (40619, 502326), (45666, 446809), (47613, 428538), (53262, 383087), (53454, 381711), (55814, 365571), (58437, 349162), (69402, 293997), (71423, 285678), (80181, 254474), (81238, 251163), (83721, 243714), (95226, 214269), (97999, 208206), (104103, 195998), (116874, 174581), (121857, 167442), (127237, 160362), (142839, 142846)]