20061681

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 29417472

約数和(自身を除く): 9355791

約数列:

[1, 3, 23, 31, 69, 83, 93, 113, 249, 339, 713, 1909, 2139, 2573, 2599, 3503, 5727, 7719, 7797, 9379, 10509, 28137, 59179, 80569, 177537, 215717, 241707, 290749, 647151, 872247, 6687227, 20061681]

約数ペア:

[(1, 20061681), (3, 6687227), (23, 872247), (31, 647151), (69, 290749), (83, 241707), (93, 215717), (113, 177537), (249, 80569), (339, 59179), (713, 28137), (1909, 10509), (2139, 9379), (2573, 7797), (2599, 7719), (3503, 5727)]