18220874

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{44879}}^1$

素因数の和:44917

約数の個数: 16

約数和(自身を含む): 32313600

約数和(自身を除く): 14092726

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 44879, 89758, 314153, 628306, 1301491, 2602982, 9110437, 18220874]

約数ペア:

[(1, 18220874), (2, 9110437), (7, 2602982), (14, 1301491), (29, 628306), (58, 314153), (203, 89758), (406, 44879)]