20095868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1733}}^1$

素因数の和:1973

約数の個数: 24

約数和(自身を含む): 38064768

約数和(自身を除く): 17968900

約数列:

[1, 2, 4, 13, 26, 52, 223, 446, 892, 1733, 2899, 3466, 5798, 6932, 11596, 22529, 45058, 90116, 386459, 772918, 1545836, 5023967, 10047934, 20095868]

約数ペア:

[(1, 20095868), (2, 10047934), (4, 5023967), (13, 1545836), (26, 772918), (52, 386459), (223, 90116), (446, 45058), (892, 22529), (1733, 11596), (2899, 6932), (3466, 5798)]