15680938

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2971}}^1$

素因数の和:3022

約数の個数: 32

約数和(自身を含む): 29957760

約数和(自身を除く): 14276822

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 2971, 5278, 5942, 20797, 38623, 41594, 77246, 86159, 172318, 270361, 540722, 603113, 1120067, 1206226, 2240134, 7840469, 15680938]

約数ペア:

[(1, 15680938), (2, 7840469), (7, 2240134), (13, 1206226), (14, 1120067), (26, 603113), (29, 540722), (58, 270361), (91, 172318), (182, 86159), (203, 77246), (377, 41594), (406, 38623), (754, 20797), (2639, 5942), (2971, 5278)]