20939814

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{166189}}^1$

素因数の和:166204

約数の個数: 24

約数和(自身を含む): 51851280

約数和(自身を除く): 30911466

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 166189, 332378, 498567, 997134, 1163323, 1495701, 2326646, 2991402, 3489969, 6979938, 10469907, 20939814]

約数ペア:

[(1, 20939814), (2, 10469907), (3, 6979938), (6, 3489969), (7, 2991402), (9, 2326646), (14, 1495701), (18, 1163323), (21, 997134), (42, 498567), (63, 332378), (126, 166189)]