20611664

素因数分解:

$2^4\times {\mathrm{37}}^2\times {\mathrm{941}}^1$

素因数の和:1023

約数の個数: 30

約数和(自身を含む): 41087214

約数和(自身を除く): 20475550

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 941, 1369, 1882, 2738, 3764, 5476, 7528, 10952, 15056, 21904, 34817, 69634, 139268, 278536, 557072, 1288229, 2576458, 5152916, 10305832, 20611664]

約数ペア:

[(1, 20611664), (2, 10305832), (4, 5152916), (8, 2576458), (16, 1288229), (37, 557072), (74, 278536), (148, 139268), (296, 69634), (592, 34817), (941, 21904), (1369, 15056), (1882, 10952), (2738, 7528), (3764, 5476)]