20733705

素因数分解:

$3^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{401}}^1$

素因数の和:798

約数の個数: 32

約数和(自身を含む): 37048320

約数和(自身を除く): 16314615

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 383, 401, 1149, 1203, 1915, 2005, 3447, 3609, 5745, 6015, 10341, 10827, 17235, 18045, 51705, 54135, 153583, 460749, 767915, 1382247, 2303745, 4146741, 6911235, 20733705]

約数ペア:

[(1, 20733705), (3, 6911235), (5, 4146741), (9, 2303745), (15, 1382247), (27, 767915), (45, 460749), (135, 153583), (383, 54135), (401, 51705), (1149, 18045), (1203, 17235), (1915, 10827), (2005, 10341), (3447, 6015), (3609, 5745)]