20045554

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{6521}}^1$

素因数の和:6605

約数の個数: 16

約数和(自身を含む): 31696920

約数和(自身を除く): 11651366

約数列:

[1, 2, 29, 53, 58, 106, 1537, 3074, 6521, 13042, 189109, 345613, 378218, 691226, 10022777, 20045554]

約数ペア:

[(1, 20045554), (2, 10022777), (29, 691226), (53, 378218), (58, 345613), (106, 189109), (1537, 13042), (3074, 6521)]