18244968

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{487}}^1$

素因数の和:726

約数の個数: 64

約数和(自身を含む): 52469760

約数和(自身を除く): 34224792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 223, 446, 487, 669, 892, 974, 1338, 1461, 1561, 1784, 1948, 2676, 2922, 3122, 3409, 3896, 4683, 5352, 5844, 6244, 6818, 9366, 10227, 11688, 12488, 13636, 18732, 20454, 27272, 37464, 40908, 81816, 108601, 217202, 325803, 434404, 651606, 760207, 868808, 1303212, 1520414, 2280621, 2606424, 3040828, 4561242, 6081656, 9122484, 18244968]

約数ペア:

[(1, 18244968), (2, 9122484), (3, 6081656), (4, 4561242), (6, 3040828), (7, 2606424), (8, 2280621), (12, 1520414), (14, 1303212), (21, 868808), (24, 760207), (28, 651606), (42, 434404), (56, 325803), (84, 217202), (168, 108601), (223, 81816), (446, 40908), (487, 37464), (669, 27272), (892, 20454), (974, 18732), (1338, 13636), (1461, 12488), (1561, 11688), (1784, 10227), (1948, 9366), (2676, 6818), (2922, 6244), (3122, 5844), (3409, 5352), (3896, 4683)]