20983196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{3571}}^1$

素因数の和:3701

約数の個数: 24

約数和(自身を含む): 39906384

約数和(自身を除く): 18923188

約数列:

[1, 2, 4, 13, 26, 52, 113, 226, 452, 1469, 2938, 3571, 5876, 7142, 14284, 46423, 92846, 185692, 403523, 807046, 1614092, 5245799, 10491598, 20983196]

約数ペア:

[(1, 20983196), (2, 10491598), (4, 5245799), (13, 1614092), (26, 807046), (52, 403523), (113, 185692), (226, 92846), (452, 46423), (1469, 14284), (2938, 7142), (3571, 5876)]