20451756

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131101}}^1$

素因数の和:131121

約数の個数: 24

約数和(自身を含む): 51391984

約数和(自身を除く): 30940228

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 131101, 262202, 393303, 524404, 786606, 1573212, 1704313, 3408626, 5112939, 6817252, 10225878, 20451756]

約数ペア:

[(1, 20451756), (2, 10225878), (3, 6817252), (4, 5112939), (6, 3408626), (12, 1704313), (13, 1573212), (26, 786606), (39, 524404), (52, 393303), (78, 262202), (156, 131101)]