12985190

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18289}}^1$

素因数の和:18367

約数の個数: 16

約数和(自身を含む): 23703840

約数和(自身を除く): 10718650

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 18289, 36578, 91445, 182890, 1298519, 2597038, 6492595, 12985190]

約数ペア:

[(1, 12985190), (2, 6492595), (5, 2597038), (10, 1298519), (71, 182890), (142, 91445), (355, 36578), (710, 18289)]