18878330

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{111049}}^1$

素因数の和:111073

約数の個数: 16

約数和(自身を含む): 35980200

約数和(自身を除く): 17101870

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 111049, 222098, 555245, 1110490, 1887833, 3775666, 9439165, 18878330]

約数ペア:

[(1, 18878330), (2, 9439165), (5, 3775666), (10, 1887833), (17, 1110490), (34, 555245), (85, 222098), (170, 111049)]