18869758

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1\times {\mathrm{641}}^1$

素因数の和:1043

約数の個数: 16

約数和(自身を含む): 29121120

約数和(自身を除く): 10251362

約数列:

[1, 2, 41, 82, 359, 641, 718, 1282, 14719, 26281, 29438, 52562, 230119, 460238, 9434879, 18869758]

約数ペア:

[(1, 18869758), (2, 9434879), (41, 460238), (82, 230119), (359, 52562), (641, 29438), (718, 26281), (1282, 14719)]