18151047

素因数分解:

$3^4\times {\mathrm{331}}^1\times {\mathrm{677}}^1$

素因数の和:1020

約数の個数: 20

約数和(自身を含む): 27236616

約数和(自身を除く): 9085569

約数列:

[1, 3, 9, 27, 81, 331, 677, 993, 2031, 2979, 6093, 8937, 18279, 26811, 54837, 224087, 672261, 2016783, 6050349, 18151047]

約数ペア:

[(1, 18151047), (3, 6050349), (9, 2016783), (27, 672261), (81, 224087), (331, 54837), (677, 26811), (993, 18279), (2031, 8937), (2979, 6093)]