20163721193

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1606543}}^1$

素因数の和:1606724

約数の個数: 16

約数和(自身を含む): 25293428736

約数和(自身を除く): 5129707543

約数列:

[1, 7, 11, 77, 163, 1141, 1793, 12551, 1606543, 11245801, 17671973, 123703811, 261866509, 1833065563, 2880531599, 20163721193]

約数ペア:

[(1, 20163721193), (7, 2880531599), (11, 1833065563), (77, 261866509), (163, 123703811), (1141, 17671973), (1793, 11245801), (12551, 1606543)]