19172045

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{6959}}^1$

素因数の和:7012

約数の個数: 16

約数和(自身を含む): 25056000

約数和(自身を除く): 5883955

約数列:

[1, 5, 19, 29, 95, 145, 551, 2755, 6959, 34795, 132221, 201811, 661105, 1009055, 3834409, 19172045]

約数ペア:

[(1, 19172045), (5, 3834409), (19, 1009055), (29, 661105), (95, 201811), (145, 132221), (551, 34795), (2755, 6959)]