20115408

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{7907}}^1$

素因数の和:7971

約数の個数: 40

約数和(自身を含む): 52951968

約数和(自身を除く): 32836560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 159, 212, 318, 424, 636, 848, 1272, 2544, 7907, 15814, 23721, 31628, 47442, 63256, 94884, 126512, 189768, 379536, 419071, 838142, 1257213, 1676284, 2514426, 3352568, 5028852, 6705136, 10057704, 20115408]

約数ペア:

[(1, 20115408), (2, 10057704), (3, 6705136), (4, 5028852), (6, 3352568), (8, 2514426), (12, 1676284), (16, 1257213), (24, 838142), (48, 419071), (53, 379536), (106, 189768), (159, 126512), (212, 94884), (318, 63256), (424, 47442), (636, 31628), (848, 23721), (1272, 15814), (2544, 7907)]