20050804805

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1\times {\mathrm{257177}}^1$

素因数の和:257716

約数の個数: 16

約数和(自身を含む): 24886600704

約数和(自身を除く): 4835795899

約数列:

[1, 5, 31, 155, 503, 2515, 15593, 77965, 257177, 1285885, 7972487, 39862435, 129360031, 646800155, 4010160961, 20050804805]

約数ペア:

[(1, 20050804805), (5, 4010160961), (31, 646800155), (155, 129360031), (503, 39862435), (2515, 7972487), (15593, 1285885), (77965, 257177)]