221488510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1165729}}^1$

素因数の和:1165755

約数の個数: 16

約数和(自身を含む): 419662800

約数和(自身を除く): 198174290

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1165729, 2331458, 5828645, 11657290, 22148851, 44297702, 110744255, 221488510]

約数ペア:

[(1, 221488510), (2, 110744255), (5, 44297702), (10, 22148851), (19, 11657290), (38, 5828645), (95, 2331458), (190, 1165729)]