19452485

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{829}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 26563320

約数和(自身を除く): 7110835

約数列:

[1, 5, 13, 19, 65, 95, 247, 361, 829, 1235, 1805, 4145, 4693, 10777, 15751, 23465, 53885, 78755, 204763, 299269, 1023815, 1496345, 3890497, 19452485]

約数ペア:

[(1, 19452485), (5, 3890497), (13, 1496345), (19, 1023815), (65, 299269), (95, 204763), (247, 78755), (361, 53885), (829, 23465), (1235, 15751), (1805, 10777), (4145, 4693)]