20679061

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:456

約数の個数: 16

約数和(自身を含む): 22967280

約数和(自身を除く): 2288219

約数列:

[1, 13, 61, 89, 293, 793, 1157, 3809, 5429, 17873, 26077, 70577, 232349, 339001, 1590697, 20679061]

約数ペア:

[(1, 20679061), (13, 1590697), (61, 339001), (89, 232349), (293, 70577), (793, 26077), (1157, 17873), (3809, 5429)]