18978696

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:827

約数の個数: 96

約数和(自身を含む): 57957120

約数和(自身を除く): 38978424

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 31, 33, 36, 44, 62, 66, 72, 88, 93, 99, 124, 132, 186, 198, 248, 264, 279, 341, 372, 396, 558, 682, 744, 773, 792, 1023, 1116, 1364, 1546, 2046, 2232, 2319, 2728, 3069, 3092, 4092, 4638, 6138, 6184, 6957, 8184, 8503, 9276, 12276, 13914, 17006, 18552, 23963, 24552, 25509, 27828, 34012, 47926, 51018, 55656, 68024, 71889, 76527, 95852, 102036, 143778, 153054, 191704, 204072, 215667, 263593, 287556, 306108, 431334, 527186, 575112, 612216, 790779, 862668, 1054372, 1581558, 1725336, 2108744, 2372337, 3163116, 4744674, 6326232, 9489348, 18978696]

約数ペア:

[(1, 18978696), (2, 9489348), (3, 6326232), (4, 4744674), (6, 3163116), (8, 2372337), (9, 2108744), (11, 1725336), (12, 1581558), (18, 1054372), (22, 862668), (24, 790779), (31, 612216), (33, 575112), (36, 527186), (44, 431334), (62, 306108), (66, 287556), (72, 263593), (88, 215667), (93, 204072), (99, 191704), (124, 153054), (132, 143778), (186, 102036), (198, 95852), (248, 76527), (264, 71889), (279, 68024), (341, 55656), (372, 51018), (396, 47926), (558, 34012), (682, 27828), (744, 25509), (773, 24552), (792, 23963), (1023, 18552), (1116, 17006), (1364, 13914), (1546, 12276), (2046, 9276), (2232, 8503), (2319, 8184), (2728, 6957), (3069, 6184), (3092, 6138), (4092, 4638)]