20118397

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1733}}^1$

素因数の和:1812

約数の個数: 16

約数和(自身を含む): 23304960

約数和(自身を除く): 3186563

約数列:

[1, 13, 19, 47, 247, 611, 893, 1733, 11609, 22529, 32927, 81451, 428051, 1058863, 1547569, 20118397]

約数ペア:

[(1, 20118397), (13, 1547569), (19, 1058863), (47, 428051), (247, 81451), (611, 32927), (893, 22529), (1733, 11609)]