19645412

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{1039}}^1$

素因数の和:1235

約数の個数: 24

約数和(自身を含む): 35817600

約数和(自身を除く): 16172188

約数列:

[1, 2, 4, 29, 58, 116, 163, 326, 652, 1039, 2078, 4156, 4727, 9454, 18908, 30131, 60262, 120524, 169357, 338714, 677428, 4911353, 9822706, 19645412]

約数ペア:

[(1, 19645412), (2, 9822706), (4, 4911353), (29, 677428), (58, 338714), (116, 169357), (163, 120524), (326, 60262), (652, 30131), (1039, 18908), (2078, 9454), (4156, 4727)]