20670388

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{2441}}^1$

素因数の和:2547

約数の個数: 24

約数和(自身を含む): 37948680

約数和(自身を除く): 17278292

約数列:

[1, 2, 4, 29, 58, 73, 116, 146, 292, 2117, 2441, 4234, 4882, 8468, 9764, 70789, 141578, 178193, 283156, 356386, 712772, 5167597, 10335194, 20670388]

約数ペア:

[(1, 20670388), (2, 10335194), (4, 5167597), (29, 712772), (58, 356386), (73, 283156), (116, 178193), (146, 141578), (292, 70789), (2117, 9764), (2441, 8468), (4234, 4882)]