18532381

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:444

約数の個数: 16

約数和(自身を含む): 21669120

約数和(自身を除く): 3136739

約数列:

[1, 7, 89, 151, 197, 623, 1057, 1379, 13439, 17533, 29747, 94073, 122731, 208229, 2647483, 18532381]

約数ペア:

[(1, 18532381), (7, 2647483), (89, 208229), (151, 122731), (197, 94073), (623, 29747), (1057, 17533), (1379, 13439)]