18705648

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1022

約数の個数: 80

約数和(自身を含む): 53774336

約数和(自身を除く): 35068688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 967, 1209, 1488, 1612, 1934, 2418, 2901, 3224, 3868, 4836, 5802, 6448, 7736, 9672, 11604, 12571, 15472, 19344, 23208, 25142, 29977, 37713, 46416, 50284, 59954, 75426, 89931, 100568, 119908, 150852, 179862, 201136, 239816, 301704, 359724, 389701, 479632, 603408, 719448, 779402, 1169103, 1438896, 1558804, 2338206, 3117608, 4676412, 6235216, 9352824, 18705648]

約数ペア:

[(1, 18705648), (2, 9352824), (3, 6235216), (4, 4676412), (6, 3117608), (8, 2338206), (12, 1558804), (13, 1438896), (16, 1169103), (24, 779402), (26, 719448), (31, 603408), (39, 479632), (48, 389701), (52, 359724), (62, 301704), (78, 239816), (93, 201136), (104, 179862), (124, 150852), (156, 119908), (186, 100568), (208, 89931), (248, 75426), (312, 59954), (372, 50284), (403, 46416), (496, 37713), (624, 29977), (744, 25142), (806, 23208), (967, 19344), (1209, 15472), (1488, 12571), (1612, 11604), (1934, 9672), (2418, 7736), (2901, 6448), (3224, 5802), (3868, 4836)]