19902228

素因数分解:

$2^2\times 3^1\times {\mathrm{149}}^1\times {\mathrm{11131}}^1$

素因数の和:11287

約数の個数: 24

約数和(自身を含む): 46754400

約数和(自身を除く): 26852172

約数列:

[1, 2, 3, 4, 6, 12, 149, 298, 447, 596, 894, 1788, 11131, 22262, 33393, 44524, 66786, 133572, 1658519, 3317038, 4975557, 6634076, 9951114, 19902228]

約数ペア:

[(1, 19902228), (2, 9951114), (3, 6634076), (4, 4975557), (6, 3317038), (12, 1658519), (149, 133572), (298, 66786), (447, 44524), (596, 33393), (894, 22262), (1788, 11131)]