12844990

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9241}}^1$

素因数の和:9387

約数の個数: 16

約数和(自身を含む): 23289840

約数和(自身を除く): 10444850

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 9241, 18482, 46205, 92410, 1284499, 2568998, 6422495, 12844990]

約数ペア:

[(1, 12844990), (2, 6422495), (5, 2568998), (10, 1284499), (139, 92410), (278, 46205), (695, 18482), (1390, 9241)]