20508624

素因数分解:

$2^4\times 3^2\times {\mathrm{142421}}^1$

素因数の和:142435

約数の個数: 30

約数和(自身を含む): 57396066

約数和(自身を除く): 36887442

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 142421, 284842, 427263, 569684, 854526, 1139368, 1281789, 1709052, 2278736, 2563578, 3418104, 5127156, 6836208, 10254312, 20508624]

約数ペア:

[(1, 20508624), (2, 10254312), (3, 6836208), (4, 5127156), (6, 3418104), (8, 2563578), (9, 2278736), (12, 1709052), (16, 1281789), (18, 1139368), (24, 854526), (36, 569684), (48, 427263), (72, 284842), (144, 142421)]