18578664

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{863}}^1$

素因数の和:911

約数の個数: 96

約数和(自身を含む): 56609280

約数和(自身を除く): 38030616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 23, 24, 26, 36, 39, 46, 52, 69, 72, 78, 92, 104, 117, 138, 156, 184, 207, 234, 276, 299, 312, 414, 468, 552, 598, 828, 863, 897, 936, 1196, 1656, 1726, 1794, 2392, 2589, 2691, 3452, 3588, 5178, 5382, 6904, 7176, 7767, 10356, 10764, 11219, 15534, 19849, 20712, 21528, 22438, 31068, 33657, 39698, 44876, 59547, 62136, 67314, 79396, 89752, 100971, 119094, 134628, 158792, 178641, 201942, 238188, 258037, 269256, 357282, 403884, 476376, 516074, 714564, 774111, 807768, 1032148, 1429128, 1548222, 2064296, 2322333, 3096444, 4644666, 6192888, 9289332, 18578664]

約数ペア:

[(1, 18578664), (2, 9289332), (3, 6192888), (4, 4644666), (6, 3096444), (8, 2322333), (9, 2064296), (12, 1548222), (13, 1429128), (18, 1032148), (23, 807768), (24, 774111), (26, 714564), (36, 516074), (39, 476376), (46, 403884), (52, 357282), (69, 269256), (72, 258037), (78, 238188), (92, 201942), (104, 178641), (117, 158792), (138, 134628), (156, 119094), (184, 100971), (207, 89752), (234, 79396), (276, 67314), (299, 62136), (312, 59547), (414, 44876), (468, 39698), (552, 33657), (598, 31068), (828, 22438), (863, 21528), (897, 20712), (936, 19849), (1196, 15534), (1656, 11219), (1726, 10764), (1794, 10356), (2392, 7767), (2589, 7176), (2691, 6904), (3452, 5382), (3588, 5178)]