20193065151

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7571453}}^1$

素因数の和:7571590

約数の個数: 16

約数和(自身を含む): 31012675584

約数和(自身を除く): 10819610433

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 7571453, 22714359, 53000171, 159000513, 961574531, 2884723593, 6731021717, 20193065151]

約数ペア:

[(1, 20193065151), (3, 6731021717), (7, 2884723593), (21, 961574531), (127, 159000513), (381, 53000171), (889, 22714359), (2667, 7571453)]