20450069138

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{907}}^1\times {\mathrm{1831}}^1$

素因数の和:2918

約数の個数: 32

約数和(自身を含む): 31618971648

約数和(自身を除く): 11168902510

約数列:

[1, 2, 47, 94, 131, 262, 907, 1814, 1831, 3662, 6157, 12314, 42629, 85258, 86057, 118817, 172114, 237634, 239861, 479722, 1660717, 3321434, 5584399, 11168798, 11273467, 22546934, 78053699, 156107398, 217553927, 435107854, 10225034569, 20450069138]

約数ペア:

[(1, 20450069138), (2, 10225034569), (47, 435107854), (94, 217553927), (131, 156107398), (262, 78053699), (907, 22546934), (1814, 11273467), (1831, 11168798), (3662, 5584399), (6157, 3321434), (12314, 1660717), (42629, 479722), (85258, 239861), (86057, 237634), (118817, 172114)]