18893754

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2579}}^1$

素因数の和:2635

約数の個数: 48

約数和(自身を含む): 45882720

約数和(自身を除く): 26988966

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 37, 66, 74, 99, 111, 198, 222, 333, 407, 666, 814, 1221, 2442, 2579, 3663, 5158, 7326, 7737, 15474, 23211, 28369, 46422, 56738, 85107, 95423, 170214, 190846, 255321, 286269, 510642, 572538, 858807, 1049653, 1717614, 2099306, 3148959, 6297918, 9446877, 18893754]

約数ペア:

[(1, 18893754), (2, 9446877), (3, 6297918), (6, 3148959), (9, 2099306), (11, 1717614), (18, 1049653), (22, 858807), (33, 572538), (37, 510642), (66, 286269), (74, 255321), (99, 190846), (111, 170214), (198, 95423), (222, 85107), (333, 56738), (407, 46422), (666, 28369), (814, 23211), (1221, 15474), (2442, 7737), (2579, 7326), (3663, 5158)]