20802019965

素因数分解:

$3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{5006503}}^1$

素因数の和:5006788

約数の個数: 16

約数和(自身を含む): 33403394688

約数和(自身を除く): 12601374723

約数列:

[1, 3, 5, 15, 277, 831, 1385, 4155, 5006503, 15019509, 25032515, 75097545, 1386801331, 4160403993, 6934006655, 20802019965]

約数ペア:

[(1, 20802019965), (3, 6934006655), (5, 4160403993), (15, 1386801331), (277, 75097545), (831, 25032515), (1385, 15019509), (4155, 5006503)]