20589020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{27823}}^1$

素因数の和:27869

約数の個数: 24

約数和(自身を含む): 44407104

約数和(自身を除く): 23818084

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 27823, 55646, 111292, 139115, 278230, 556460, 1029451, 2058902, 4117804, 5147255, 10294510, 20589020]

約数ペア:

[(1, 20589020), (2, 10294510), (4, 5147255), (5, 4117804), (10, 2058902), (20, 1029451), (37, 556460), (74, 278230), (148, 139115), (185, 111292), (370, 55646), (740, 27823)]