20750811

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{5189}}^1$

素因数の和:5266

約数の個数: 16

約数和(自身を含む): 29230080

約数和(自身を除く): 8479269

約数列:

[1, 3, 31, 43, 93, 129, 1333, 3999, 5189, 15567, 160859, 223127, 482577, 669381, 6916937, 20750811]

約数ペア:

[(1, 20750811), (3, 6916937), (31, 669381), (43, 482577), (93, 223127), (129, 160859), (1333, 15567), (3999, 5189)]