1988019

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 3212352

約数和(自身を除く): 1224333

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 467, 473, 1401, 1419, 4203, 4257, 5137, 15411, 20081, 46233, 60243, 180729, 220891, 662673, 1988019]

約数ペア:

[(1, 1988019), (3, 662673), (9, 220891), (11, 180729), (33, 60243), (43, 46233), (99, 20081), (129, 15411), (387, 5137), (467, 4257), (473, 4203), (1401, 1419)]