20855756

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{7817}}^1$

素因数の和:7873

約数の個数: 24

約数和(自身を含む): 39402720

約数和(自身を除く): 18546964

約数列:

[1, 2, 4, 23, 29, 46, 58, 92, 116, 667, 1334, 2668, 7817, 15634, 31268, 179791, 226693, 359582, 453386, 719164, 906772, 5213939, 10427878, 20855756]

約数ペア:

[(1, 20855756), (2, 10427878), (4, 5213939), (23, 906772), (29, 719164), (46, 453386), (58, 359582), (92, 226693), (116, 179791), (667, 31268), (1334, 15634), (2668, 7817)]