18874335

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74017}}^1$

素因数の和:74042

約数の個数: 16

約数和(自身を含む): 31975776

約数和(自身を除く): 13101441

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 74017, 222051, 370085, 1110255, 1258289, 3774867, 6291445, 18874335]

約数ペア:

[(1, 18874335), (3, 6291445), (5, 3774867), (15, 1258289), (17, 1110255), (51, 370085), (85, 222051), (255, 74017)]