20145503665

素因数分解:

$5^1\times 7^1\times {\mathrm{4483}}^1\times {\mathrm{128393}}^1$

素因数の和:132888

約数の個数: 16

約数和(自身を含む): 27634497408

約数和(自身を除く): 7488993743

約数列:

[1, 5, 7, 35, 4483, 22415, 31381, 128393, 156905, 641965, 898751, 4493755, 575585819, 2877929095, 4029100733, 20145503665]

約数ペア:

[(1, 20145503665), (5, 4029100733), (7, 2877929095), (35, 575585819), (4483, 4493755), (22415, 898751), (31381, 641965), (128393, 156905)]