18776970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 52296192

約数和(自身を除く): 33519222

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 47, 69, 90, 94, 115, 138, 141, 193, 207, 230, 235, 282, 345, 386, 414, 423, 470, 579, 690, 705, 846, 965, 1035, 1081, 1158, 1410, 1737, 1930, 2070, 2115, 2162, 2895, 3243, 3474, 4230, 4439, 5405, 5790, 6486, 8685, 8878, 9071, 9729, 10810, 13317, 16215, 17370, 18142, 19458, 22195, 26634, 27213, 32430, 39951, 44390, 45355, 48645, 54426, 66585, 79902, 81639, 90710, 97290, 133170, 136065, 163278, 199755, 208633, 272130, 399510, 408195, 417266, 625899, 816390, 1043165, 1251798, 1877697, 2086330, 3129495, 3755394, 6258990, 9388485, 18776970]

約数ペア:

[(1, 18776970), (2, 9388485), (3, 6258990), (5, 3755394), (6, 3129495), (9, 2086330), (10, 1877697), (15, 1251798), (18, 1043165), (23, 816390), (30, 625899), (45, 417266), (46, 408195), (47, 399510), (69, 272130), (90, 208633), (94, 199755), (115, 163278), (138, 136065), (141, 133170), (193, 97290), (207, 90710), (230, 81639), (235, 79902), (282, 66585), (345, 54426), (386, 48645), (414, 45355), (423, 44390), (470, 39951), (579, 32430), (690, 27213), (705, 26634), (846, 22195), (965, 19458), (1035, 18142), (1081, 17370), (1158, 16215), (1410, 13317), (1737, 10810), (1930, 9729), (2070, 9071), (2115, 8878), (2162, 8685), (2895, 6486), (3243, 5790), (3474, 5405), (4230, 4439)]