18954270189

素因数分解:

$3^3\times {\mathrm{821}}^1\times {\mathrm{855067}}^1$

素因数の和:855897

約数の個数: 16

約数和(自身を含む): 28114635840

約数和(自身を除く): 9160365651

約数列:

[1, 3, 9, 27, 821, 2463, 7389, 22167, 855067, 2565201, 7695603, 23086809, 702010007, 2106030021, 6318090063, 18954270189]

約数ペア:

[(1, 18954270189), (3, 6318090063), (9, 2106030021), (27, 702010007), (821, 23086809), (2463, 7695603), (7389, 2565201), (22167, 855067)]