20149629310

素因数分解:

$2^1\times 5^1\times {\mathrm{4951}}^1\times {\mathrm{406981}}^1$

素因数の和:411939

約数の個数: 16

約数和(自身を含む): 36276747552

約数和(自身を除く): 16127118242

約数列:

[1, 2, 5, 10, 4951, 9902, 24755, 49510, 406981, 813962, 2034905, 4069810, 2014962931, 4029925862, 10074814655, 20149629310]

約数ペア:

[(1, 20149629310), (2, 10074814655), (5, 4029925862), (10, 2014962931), (4951, 4069810), (9902, 2034905), (24755, 813962), (49510, 406981)]