18996811281

素因数分解:

$3^3\times 7^1\times {\mathrm{100512229}}^1$

素因数の和:100512245

約数の個数: 16

約数和(自身を含む): 32163913600

約数和(自身を除く): 13167102319

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 100512229, 301536687, 703585603, 904610061, 2110756809, 2713830183, 6332270427, 18996811281]

約数ペア:

[(1, 18996811281), (3, 6332270427), (7, 2713830183), (9, 2110756809), (21, 904610061), (27, 703585603), (63, 301536687), (189, 100512229)]