19605995

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{1621}}^1$

素因数の和:1726

約数の個数: 16

約数和(自身を含む): 24524640

約数和(自身を除く): 4918645

約数列:

[1, 5, 41, 59, 205, 295, 1621, 2419, 8105, 12095, 66461, 95639, 332305, 478195, 3921199, 19605995]

約数ペア:

[(1, 19605995), (5, 3921199), (41, 478195), (59, 332305), (205, 95639), (295, 66461), (1621, 12095), (2419, 8105)]