20646486

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{163861}}^1$

素因数の和:163876

約数の個数: 24

約数和(自身を含む): 51124944

約数和(自身を除く): 30478458

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 163861, 327722, 491583, 983166, 1147027, 1474749, 2294054, 2949498, 3441081, 6882162, 10323243, 20646486]

約数ペア:

[(1, 20646486), (2, 10323243), (3, 6882162), (6, 3441081), (7, 2949498), (9, 2294054), (14, 1474749), (18, 1147027), (21, 983166), (42, 491583), (63, 327722), (126, 163861)]