64387804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{18481}}^1$

素因数の和:18565

約数の個数: 24

約数和(自身を含む): 123164048

約数和(自身を除く): 58776244

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 18481, 36962, 73924, 240253, 480506, 961012, 1238227, 2476454, 4952908, 16096951, 32193902, 64387804]

約数ペア:

[(1, 64387804), (2, 32193902), (4, 16096951), (13, 4952908), (26, 2476454), (52, 1238227), (67, 961012), (134, 480506), (268, 240253), (871, 73924), (1742, 36962), (3484, 18481)]