18440849

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2273}}^1$

素因数の和:2360

約数の個数: 16

約数和(自身を含む): 22558080

約数和(自身を除く): 4117231

約数列:

[1, 7, 19, 61, 133, 427, 1159, 2273, 8113, 15911, 43187, 138653, 302309, 970571, 2634407, 18440849]

約数ペア:

[(1, 18440849), (7, 2634407), (19, 970571), (61, 302309), (133, 138653), (427, 43187), (1159, 15911), (2273, 8113)]