19022245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{991}}^1$

素因数の和:1356

約数の個数: 16

約数和(自身を含む): 24998400

約数和(自身を除く): 5976155

約数列:

[1, 5, 11, 55, 349, 991, 1745, 3839, 4955, 10901, 19195, 54505, 345859, 1729295, 3804449, 19022245]

約数ペア:

[(1, 19022245), (5, 3804449), (11, 1729295), (55, 345859), (349, 54505), (991, 19195), (1745, 10901), (3839, 4955)]