18705032

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{137537}}^1$

素因数の和:137560

約数の個数: 16

約数和(自身を含む): 37135260

約数和(自身を除く): 18430228

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 137537, 275074, 550148, 1100296, 2338129, 4676258, 9352516, 18705032]

約数ペア:

[(1, 18705032), (2, 9352516), (4, 4676258), (8, 2338129), (17, 1100296), (34, 550148), (68, 275074), (136, 137537)]