17879090

素因数分解:

$2^1\times 5^1\times {\mathrm{839}}^1\times {\mathrm{2131}}^1$

素因数の和:2977

約数の個数: 16

約数和(自身を含む): 32235840

約数和(自身を除く): 14356750

約数列:

[1, 2, 5, 10, 839, 1678, 2131, 4195, 4262, 8390, 10655, 21310, 1787909, 3575818, 8939545, 17879090]

約数ペア:

[(1, 17879090), (2, 8939545), (5, 3575818), (10, 1787909), (839, 21310), (1678, 10655), (2131, 8390), (4195, 4262)]