18423590

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{23321}}^1$

素因数の和:23407

約数の個数: 16

約数和(自身を含む): 33583680

約数和(自身を除く): 15160090

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 23321, 46642, 116605, 233210, 1842359, 3684718, 9211795, 18423590]

約数ペア:

[(1, 18423590), (2, 9211795), (5, 3684718), (10, 1842359), (79, 233210), (158, 116605), (395, 46642), (790, 23321)]