18118984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{174221}}^1$

素因数の和:174240

約数の個数: 16

約数和(自身を含む): 36586620

約数和(自身を除く): 18467636

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 174221, 348442, 696884, 1393768, 2264873, 4529746, 9059492, 18118984]

約数ペア:

[(1, 18118984), (2, 9059492), (4, 4529746), (8, 2264873), (13, 1393768), (26, 696884), (52, 348442), (104, 174221)]