20121294028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{4177}}^1\times {\mathrm{109481}}^1$

素因数の和:113673

約数の個数: 24

約数和(自身を含む): 38422926864

約数和(自身を除く): 18301632836

約数列:

[1, 2, 4, 11, 22, 44, 4177, 8354, 16708, 45947, 91894, 109481, 183788, 218962, 437924, 1204291, 2408582, 4817164, 457302137, 914604274, 1829208548, 5030323507, 10060647014, 20121294028]

約数ペア:

[(1, 20121294028), (2, 10060647014), (4, 5030323507), (11, 1829208548), (22, 914604274), (44, 457302137), (4177, 4817164), (8354, 2408582), (16708, 1204291), (45947, 437924), (91894, 218962), (109481, 183788)]