20613016

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{83117}}^1$

素因数の和:83154

約数の個数: 16

約数和(自身を含む): 39896640

約数和(自身を除く): 19283624

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 83117, 166234, 332468, 664936, 2576627, 5153254, 10306508, 20613016]

約数ペア:

[(1, 20613016), (2, 10306508), (4, 5153254), (8, 2576627), (31, 664936), (62, 332468), (124, 166234), (248, 83117)]