19416201

素因数分解:

$3^1\times 7^3\times {\mathrm{18869}}^1$

素因数の和:18893

約数の個数: 16

約数和(自身を含む): 30192000

約数和(自身を除く): 10775799

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 18869, 56607, 132083, 396249, 924581, 2773743, 6472067, 19416201]

約数ペア:

[(1, 19416201), (3, 6472067), (7, 2773743), (21, 924581), (49, 396249), (147, 132083), (343, 56607), (1029, 18869)]