17987702

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{2399}}^1$

素因数の和:2587

約数の個数: 16

約数和(自身を含む): 28339200

約数和(自身を除く): 10351498

約数列:

[1, 2, 23, 46, 163, 326, 2399, 3749, 4798, 7498, 55177, 110354, 391037, 782074, 8993851, 17987702]

約数ペア:

[(1, 17987702), (2, 8993851), (23, 782074), (46, 391037), (163, 110354), (326, 55177), (2399, 7498), (3749, 4798)]