20803635715

素因数分解:

$5^1\times {\mathrm{409}}^1\times {\mathrm{827}}^1\times {\mathrm{12301}}^1$

素因数の和:13542

約数の個数: 16

約数和(自身を含む): 25057697760

約数和(自身を除く): 4254062045

約数列:

[1, 5, 409, 827, 2045, 4135, 12301, 61505, 338243, 1691215, 5031109, 10172927, 25155545, 50864635, 4160727143, 20803635715]

約数ペア:

[(1, 20803635715), (5, 4160727143), (409, 50864635), (827, 25155545), (2045, 10172927), (4135, 5031109), (12301, 1691215), (61505, 338243)]