20291267126

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{7159939}}^1$

素因数の和:7160063

約数の個数: 16

約数和(自身を含む): 33078922800

約数和(自身を除く): 12787655674

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 7159939, 14319878, 93079207, 186158414, 780433351, 1560866702, 10145633563, 20291267126]

約数ペア:

[(1, 20291267126), (2, 10145633563), (13, 1560866702), (26, 780433351), (109, 186158414), (218, 93079207), (1417, 14319878), (2834, 7159939)]