20246378264

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1\times {\mathrm{953}}^1$

素因数の和:1513

約数の個数: 128

約数和(自身を含む): 46927641600

約数和(自身を除く): 26681263336

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 41, 56, 76, 82, 133, 152, 164, 266, 287, 328, 487, 532, 574, 779, 953, 974, 1064, 1148, 1558, 1906, 1948, 2296, 3116, 3409, 3812, 3896, 5453, 6232, 6671, 6818, 7624, 9253, 10906, 13342, 13636, 18107, 18506, 19967, 21812, 26684, 27272, 36214, 37012, 39073, 39934, 43624, 53368, 64771, 72428, 74024, 78146, 79868, 126749, 129542, 139769, 144856, 156292, 159736, 253498, 259084, 273511, 279538, 312584, 379373, 464111, 506996, 518168, 547022, 559076, 742387, 758746, 928222, 1013992, 1094044, 1118152, 1484774, 1517492, 1856444, 2188088, 2655611, 2969548, 3034984, 3248777, 3712888, 5196709, 5311222, 5939096, 6497554, 8818109, 10393418, 10622444, 12995108, 17636218, 19028551, 20786836, 21244888, 25990216, 35272436, 38057102, 41573672, 61726763, 70544872, 76114204, 123453526, 133199857, 152228408, 246907052, 266399714, 361542469, 493814104, 532799428, 723084938, 1065598856, 1446169876, 2530797283, 2892339752, 5061594566, 10123189132, 20246378264]

約数ペア:

[(1, 20246378264), (2, 10123189132), (4, 5061594566), (7, 2892339752), (8, 2530797283), (14, 1446169876), (19, 1065598856), (28, 723084938), (38, 532799428), (41, 493814104), (56, 361542469), (76, 266399714), (82, 246907052), (133, 152228408), (152, 133199857), (164, 123453526), (266, 76114204), (287, 70544872), (328, 61726763), (487, 41573672), (532, 38057102), (574, 35272436), (779, 25990216), (953, 21244888), (974, 20786836), (1064, 19028551), (1148, 17636218), (1558, 12995108), (1906, 10622444), (1948, 10393418), (2296, 8818109), (3116, 6497554), (3409, 5939096), (3812, 5311222), (3896, 5196709), (5453, 3712888), (6232, 3248777), (6671, 3034984), (6818, 2969548), (7624, 2655611), (9253, 2188088), (10906, 1856444), (13342, 1517492), (13636, 1484774), (18107, 1118152), (18506, 1094044), (19967, 1013992), (21812, 928222), (26684, 758746), (27272, 742387), (36214, 559076), (37012, 547022), (39073, 518168), (39934, 506996), (43624, 464111), (53368, 379373), (64771, 312584), (72428, 279538), (74024, 273511), (78146, 259084), (79868, 253498), (126749, 159736), (129542, 156292), (139769, 144856)]