18831771

素因数分解:

$3^5\times 7^1\times {\mathrm{11071}}^1$

素因数の和:11093

約数の個数: 24

約数和(自身を含む): 32241664

約数和(自身を除く): 13409893

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 11071, 33213, 77497, 99639, 232491, 298917, 697473, 896751, 2092419, 2690253, 6277257, 18831771]

約数ペア:

[(1, 18831771), (3, 6277257), (7, 2690253), (9, 2092419), (21, 896751), (27, 697473), (63, 298917), (81, 232491), (189, 99639), (243, 77497), (567, 33213), (1701, 11071)]