19542605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{1031}}^1$

素因数の和:1276

約数の個数: 16

約数和(自身を含む): 24966144

約数和(自身を除く): 5423539

約数列:

[1, 5, 17, 85, 223, 1031, 1115, 3791, 5155, 17527, 18955, 87635, 229913, 1149565, 3908521, 19542605]

約数ペア:

[(1, 19542605), (5, 3908521), (17, 1149565), (85, 229913), (223, 87635), (1031, 18955), (1115, 17527), (3791, 5155)]