20517202376

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{21195457}}^1$

素因数の和:21195485

約数の個数: 24

約数和(自身を含む): 42284938710

約数和(自身を除く): 21767736334

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 21195457, 42390914, 84781828, 169563656, 233150027, 466300054, 932600108, 1865200216, 2564650297, 5129300594, 10258601188, 20517202376]

約数ペア:

[(1, 20517202376), (2, 10258601188), (4, 5129300594), (8, 2564650297), (11, 1865200216), (22, 932600108), (44, 466300054), (88, 233150027), (121, 169563656), (242, 84781828), (484, 42390914), (968, 21195457)]