18478321371

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{29755751}}^1$

素因数の和:29755783

約数の個数: 16

約数和(自身を含む): 28565521920

約数和(自身を除く): 10087200549

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 29755751, 89267253, 267801759, 684382273, 803405277, 2053146819, 6159440457, 18478321371]

約数ペア:

[(1, 18478321371), (3, 6159440457), (9, 2053146819), (23, 803405277), (27, 684382273), (69, 267801759), (207, 89267253), (621, 29755751)]