19752607

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1553}}^1$

素因数の和:1662

約数の個数: 16

約数和(自身を含む): 23869440

約数和(自身を除く): 4116833

約数列:

[1, 7, 23, 79, 161, 553, 1553, 1817, 10871, 12719, 35719, 122687, 250033, 858809, 2821801, 19752607]

約数ペア:

[(1, 19752607), (7, 2821801), (23, 858809), (79, 250033), (161, 122687), (553, 35719), (1553, 12719), (1817, 10871)]