197993818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{55213}}^1$

素因数の和:55389

約数の個数: 16

約数和(自身を含む): 325983456

約数和(自身を除く): 127989638

約数列:

[1, 2, 11, 22, 163, 326, 1793, 3586, 55213, 110426, 607343, 1214686, 8999719, 17999438, 98996909, 197993818]

約数ペア:

[(1, 197993818), (2, 98996909), (11, 17999438), (22, 8999719), (163, 1214686), (326, 607343), (1793, 110426), (3586, 55213)]