20297376

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 144

約数和(自身を含む): 64864800

約数和(自身を除く): 44567424

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 43, 44, 48, 66, 72, 86, 88, 96, 99, 129, 132, 144, 149, 172, 176, 198, 258, 264, 288, 298, 344, 352, 387, 396, 447, 473, 516, 528, 596, 688, 774, 792, 894, 946, 1032, 1056, 1192, 1341, 1376, 1419, 1548, 1584, 1639, 1788, 1892, 2064, 2384, 2682, 2838, 3096, 3168, 3278, 3576, 3784, 4128, 4257, 4768, 4917, 5364, 5676, 6192, 6407, 6556, 7152, 7568, 8514, 9834, 10728, 11352, 12384, 12814, 13112, 14304, 14751, 15136, 17028, 19221, 19668, 21456, 22704, 25628, 26224, 29502, 34056, 38442, 39336, 42912, 45408, 51256, 52448, 57663, 59004, 68112, 70477, 76884, 78672, 102512, 115326, 118008, 136224, 140954, 153768, 157344, 205024, 211431, 230652, 236016, 281908, 307536, 422862, 461304, 472032, 563816, 615072, 634293, 845724, 922608, 1127632, 1268586, 1691448, 1845216, 2255264, 2537172, 3382896, 5074344, 6765792, 10148688, 20297376]

約数ペア:

[(1, 20297376), (2, 10148688), (3, 6765792), (4, 5074344), (6, 3382896), (8, 2537172), (9, 2255264), (11, 1845216), (12, 1691448), (16, 1268586), (18, 1127632), (22, 922608), (24, 845724), (32, 634293), (33, 615072), (36, 563816), (43, 472032), (44, 461304), (48, 422862), (66, 307536), (72, 281908), (86, 236016), (88, 230652), (96, 211431), (99, 205024), (129, 157344), (132, 153768), (144, 140954), (149, 136224), (172, 118008), (176, 115326), (198, 102512), (258, 78672), (264, 76884), (288, 70477), (298, 68112), (344, 59004), (352, 57663), (387, 52448), (396, 51256), (447, 45408), (473, 42912), (516, 39336), (528, 38442), (596, 34056), (688, 29502), (774, 26224), (792, 25628), (894, 22704), (946, 21456), (1032, 19668), (1056, 19221), (1192, 17028), (1341, 15136), (1376, 14751), (1419, 14304), (1548, 13112), (1584, 12814), (1639, 12384), (1788, 11352), (1892, 10728), (2064, 9834), (2384, 8514), (2682, 7568), (2838, 7152), (3096, 6556), (3168, 6407), (3278, 6192), (3576, 5676), (3784, 5364), (4128, 4917), (4257, 4768)]