18340472

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{120661}}^1$

素因数の和:120686

約数の個数: 16

約数和(自身を含む): 36198600

約数和(自身を除く): 17858128

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 120661, 241322, 482644, 965288, 2292559, 4585118, 9170236, 18340472]

約数ペア:

[(1, 18340472), (2, 9170236), (4, 4585118), (8, 2292559), (19, 965288), (38, 482644), (76, 241322), (152, 120661)]