18554211

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{52861}}^1$

素因数の和:52883

約数の個数: 16

約数和(自身を含む): 29602720

約数和(自身を除く): 11048509

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 52861, 158583, 475749, 687193, 1427247, 2061579, 6184737, 18554211]

約数ペア:

[(1, 18554211), (3, 6184737), (9, 2061579), (13, 1427247), (27, 687193), (39, 475749), (117, 158583), (351, 52861)]