19794477

素因数分解:

$3^1\times {\mathrm{17}}^4\times {\mathrm{79}}^1$

素因数の和:150

約数の個数: 20

約数和(自身を含む): 28397120

約数和(自身を除く): 8602643

約数列:

[1, 3, 17, 51, 79, 237, 289, 867, 1343, 4029, 4913, 14739, 22831, 68493, 83521, 250563, 388127, 1164381, 6598159, 19794477]

約数ペア:

[(1, 19794477), (3, 6598159), (17, 1164381), (51, 388127), (79, 250563), (237, 83521), (289, 68493), (867, 22831), (1343, 14739), (4029, 4913)]