20126986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31547}}^1$

素因数の和:31589

約数の個数: 16

約数和(自身を含む): 34071840

約数和(自身を除く): 13944854

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 31547, 63094, 347017, 694034, 914863, 1829726, 10063493, 20126986]

約数ペア:

[(1, 20126986), (2, 10063493), (11, 1829726), (22, 914863), (29, 694034), (58, 347017), (319, 63094), (638, 31547)]