20030101

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2137}}^1$

素因数の和:2260

約数の個数: 16

約数和(自身を含む): 24903424

約数和(自身を除く): 4873323

約数列:

[1, 7, 13, 91, 103, 721, 1339, 2137, 9373, 14959, 27781, 194467, 220111, 1540777, 2861443, 20030101]

約数ペア:

[(1, 20030101), (7, 2861443), (13, 1540777), (91, 220111), (103, 194467), (721, 27781), (1339, 14959), (2137, 9373)]