20662444

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{3881}}^1$

素因数の和:3918

約数の個数: 24

約数和(自身を含む): 39782736

約数和(自身を除く): 19120292

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1331, 2662, 3881, 5324, 7762, 15524, 42691, 85382, 170764, 469601, 939202, 1878404, 5165611, 10331222, 20662444]

約数ペア:

[(1, 20662444), (2, 10331222), (4, 5165611), (11, 1878404), (22, 939202), (44, 469601), (121, 170764), (242, 85382), (484, 42691), (1331, 15524), (2662, 7762), (3881, 5324)]