20454555

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2339}}^1$

素因数の和:2411

約数の個数: 32

約数和(自身を含む): 36391680

約数和(自身を除く): 15937125

約数列:

[1, 3, 5, 11, 15, 33, 53, 55, 159, 165, 265, 583, 795, 1749, 2339, 2915, 7017, 8745, 11695, 25729, 35085, 77187, 123967, 128645, 371901, 385935, 619835, 1363637, 1859505, 4090911, 6818185, 20454555]

約数ペア:

[(1, 20454555), (3, 6818185), (5, 4090911), (11, 1859505), (15, 1363637), (33, 619835), (53, 385935), (55, 371901), (159, 128645), (165, 123967), (265, 77187), (583, 35085), (795, 25729), (1749, 11695), (2339, 8745), (2915, 7017)]