16989776

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{9397}}^1$

素因数の和:9518

約数の個数: 20

約数和(自身を含む): 33212532

約数和(自身を除く): 16222756

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 9397, 18794, 37588, 75176, 150352, 1061861, 2123722, 4247444, 8494888, 16989776]

約数ペア:

[(1, 16989776), (2, 8494888), (4, 4247444), (8, 2123722), (16, 1061861), (113, 150352), (226, 75176), (452, 37588), (904, 18794), (1808, 9397)]