19839325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3797}}^1$

素因数の和:3837

約数の個数: 24

約数和(自身を含む): 28257120

約数和(自身を除く): 8417795

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 3797, 5225, 18985, 41767, 72143, 94925, 208835, 360715, 793573, 1044175, 1803575, 3967865, 19839325]

約数ペア:

[(1, 19839325), (5, 3967865), (11, 1803575), (19, 1044175), (25, 793573), (55, 360715), (95, 208835), (209, 94925), (275, 72143), (475, 41767), (1045, 18985), (3797, 5225)]