20636128

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{33941}}^1$

素因数の和:33970

約数の個数: 24

約数和(自身を含む): 42766920

約数和(自身を除く): 22130792

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 33941, 67882, 135764, 271528, 543056, 644879, 1086112, 1289758, 2579516, 5159032, 10318064, 20636128]

約数ペア:

[(1, 20636128), (2, 10318064), (4, 5159032), (8, 2579516), (16, 1289758), (19, 1086112), (32, 644879), (38, 543056), (76, 271528), (152, 135764), (304, 67882), (608, 33941)]