19671665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2383}}^1$

素因数の和:2528

約数の個数: 16

約数和(自身を含む): 25632768

約数和(自身を除く): 5961103

約数列:

[1, 5, 13, 65, 127, 635, 1651, 2383, 8255, 11915, 30979, 154895, 302641, 1513205, 3934333, 19671665]

約数ペア:

[(1, 19671665), (5, 3934333), (13, 1513205), (65, 302641), (127, 154895), (635, 30979), (1651, 11915), (2383, 8255)]