19168325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1621}}^1$

素因数の和:1685

約数の個数: 24

約数和(自身を含む): 26548896

約数和(自身を除く): 7380571

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 1075, 1621, 2365, 8105, 11825, 17831, 40525, 69703, 89155, 348515, 445775, 766733, 1742575, 3833665, 19168325]

約数ペア:

[(1, 19168325), (5, 3833665), (11, 1742575), (25, 766733), (43, 445775), (55, 348515), (215, 89155), (275, 69703), (473, 40525), (1075, 17831), (1621, 11825), (2365, 8105)]