18879537

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{8609}}^1$

素因数の和:8672

約数の個数: 16

約数和(自身を含む): 27276480

約数和(自身を除く): 8396943

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 8609, 25827, 146353, 370187, 439059, 1110561, 6293179, 18879537]

約数ペア:

[(1, 18879537), (3, 6293179), (17, 1110561), (43, 439059), (51, 370187), (129, 146353), (731, 25827), (2193, 8609)]