18440530

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{25261}}^1$

素因数の和:25341

約数の個数: 16

約数和(自身を含む): 33648984

約数和(自身を除く): 15208454

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 25261, 50522, 126305, 252610, 1844053, 3688106, 9220265, 18440530]

約数ペア:

[(1, 18440530), (2, 9220265), (5, 3688106), (10, 1844053), (73, 252610), (146, 126305), (365, 50522), (730, 25261)]