18792605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2207}}^1$

素因数の和:2356

約数の個数: 16

約数和(自身を含む): 24482304

約数和(自身を除く): 5689699

約数列:

[1, 5, 13, 65, 131, 655, 1703, 2207, 8515, 11035, 28691, 143455, 289117, 1445585, 3758521, 18792605]

約数ペア:

[(1, 18792605), (5, 3758521), (13, 1445585), (65, 289117), (131, 143455), (655, 28691), (1703, 11035), (2207, 8515)]