20481302

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1\times {\mathrm{229}}^1$

素因数の和:655

約数の個数: 16

約数和(自身を含む): 31149360

約数和(自身を除く): 10668058

約数列:

[1, 2, 197, 227, 229, 394, 454, 458, 44719, 45113, 51983, 89438, 90226, 103966, 10240651, 20481302]

約数ペア:

[(1, 20481302), (2, 10240651), (197, 103966), (227, 90226), (229, 89438), (394, 51983), (454, 45113), (458, 44719)]