20199771070

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{69654383}}^1$

素因数の和:69654419

約数の個数: 16

約数和(自身を含む): 37613367360

約数和(自身を除く): 17413596290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 69654383, 139308766, 348271915, 696543830, 2019977107, 4039954214, 10099885535, 20199771070]

約数ペア:

[(1, 20199771070), (2, 10099885535), (5, 4039954214), (10, 2019977107), (29, 696543830), (58, 348271915), (145, 139308766), (290, 69654383)]