20516108

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1187}}^1$

素因数の和:1369

約数の個数: 24

約数和(自身を含む): 37422000

約数和(自身を除く): 16905892

約数列:

[1, 2, 4, 29, 58, 116, 149, 298, 596, 1187, 2374, 4321, 4748, 8642, 17284, 34423, 68846, 137692, 176863, 353726, 707452, 5129027, 10258054, 20516108]

約数ペア:

[(1, 20516108), (2, 10258054), (4, 5129027), (29, 707452), (58, 353726), (116, 176863), (149, 137692), (298, 68846), (596, 34423), (1187, 17284), (2374, 8642), (4321, 4748)]