19268290

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{5521}}^1$

素因数の和:5877

約数の個数: 16

約数和(自身を含む): 34788600

約数和(自身を除く): 15520310

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 5521, 11042, 27605, 55210, 1926829, 3853658, 9634145, 19268290]

約数ペア:

[(1, 19268290), (2, 9634145), (5, 3853658), (10, 1926829), (349, 55210), (698, 27605), (1745, 11042), (3490, 5521)]