18879231

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{52883}}^1$

素因数の和:52910

約数の個数: 16

約数和(自身を含む): 30461184

約数和(自身を除く): 11581953

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 52883, 158649, 370181, 899011, 1110543, 2697033, 6293077, 18879231]

約数ペア:

[(1, 18879231), (3, 6293077), (7, 2697033), (17, 1110543), (21, 899011), (51, 370181), (119, 158649), (357, 52883)]