20675668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1783}}^1$

素因数の和:2023

約数の個数: 24

約数和(自身を含む): 39162368

約数和(自身を除く): 18486700

約数列:

[1, 2, 4, 13, 26, 52, 223, 446, 892, 1783, 2899, 3566, 5798, 7132, 11596, 23179, 46358, 92716, 397609, 795218, 1590436, 5168917, 10337834, 20675668]

約数ペア:

[(1, 20675668), (2, 10337834), (4, 5168917), (13, 1590436), (26, 795218), (52, 397609), (223, 92716), (446, 46358), (892, 23179), (1783, 11596), (2899, 7132), (3566, 5798)]