20338786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{2179}}^1$

素因数の和:2553

約数の個数: 16

約数和(自身を含む): 32961600

約数和(自身を除く): 12622814

約数列:

[1, 2, 13, 26, 359, 718, 2179, 4358, 4667, 9334, 28327, 56654, 782261, 1564522, 10169393, 20338786]

約数ペア:

[(1, 20338786), (2, 10169393), (13, 1564522), (26, 782261), (359, 56654), (718, 28327), (2179, 9334), (4358, 4667)]