20755839

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{5167}}^1$

素因数の和:5286

約数の個数: 16

約数和(自身を含む): 30098432

約数和(自身を除く): 9342593

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 5167, 15501, 67171, 201513, 532201, 1596603, 6918613, 20755839]

約数ペア:

[(1, 20755839), (3, 6918613), (13, 1596603), (39, 532201), (103, 201513), (309, 67171), (1339, 15501), (4017, 5167)]