20333128

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{941}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 39733560

約数和(自身を除く): 19400432

約数列:

[1, 2, 4, 8, 37, 73, 74, 146, 148, 292, 296, 584, 941, 1882, 2701, 3764, 5402, 7528, 10804, 21608, 34817, 68693, 69634, 137386, 139268, 274772, 278536, 549544, 2541641, 5083282, 10166564, 20333128]

約数ペア:

[(1, 20333128), (2, 10166564), (4, 5083282), (8, 2541641), (37, 549544), (73, 278536), (74, 274772), (146, 139268), (148, 137386), (292, 69634), (296, 68693), (584, 34817), (941, 21608), (1882, 10804), (2701, 7528), (3764, 5402)]