19563363

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{10501}}^1$

素因数の和:10536

約数の個数: 20

約数和(自身を含む): 30497808

約数和(自身を除く): 10934445

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 10501, 31503, 94509, 241523, 283527, 724569, 850581, 2173707, 6521121, 19563363]

約数ペア:

[(1, 19563363), (3, 6521121), (9, 2173707), (23, 850581), (27, 724569), (69, 283527), (81, 241523), (207, 94509), (621, 31503), (1863, 10501)]