20584868

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1523}}^1$

素因数の和:1667

約数の個数: 24

約数和(自身を含む): 37551360

約数和(自身を除く): 16966492

約数列:

[1, 2, 4, 31, 62, 109, 124, 218, 436, 1523, 3046, 3379, 6092, 6758, 13516, 47213, 94426, 166007, 188852, 332014, 664028, 5146217, 10292434, 20584868]

約数ペア:

[(1, 20584868), (2, 10292434), (4, 5146217), (31, 664028), (62, 332014), (109, 188852), (124, 166007), (218, 94426), (436, 47213), (1523, 13516), (3046, 6758), (3379, 6092)]