20785710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{62987}}^1$

素因数の和:63008

約数の個数: 32

約数和(自身を含む): 54421632

約数和(自身を除く): 33635922

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 62987, 125974, 188961, 314935, 377922, 629870, 692857, 944805, 1385714, 1889610, 2078571, 3464285, 4157142, 6928570, 10392855, 20785710]

約数ペア:

[(1, 20785710), (2, 10392855), (3, 6928570), (5, 4157142), (6, 3464285), (10, 2078571), (11, 1889610), (15, 1385714), (22, 944805), (30, 692857), (33, 629870), (55, 377922), (66, 314935), (110, 188961), (165, 125974), (330, 62987)]