81820208

素因数分解:

$2^4\times {\mathrm{1319}}^1\times {\mathrm{3877}}^1$

素因数の和:5204

約数の個数: 20

約数和(自身を含む): 158687760

約数和(自身を除く): 76867552

約数列:

[1, 2, 4, 8, 16, 1319, 2638, 3877, 5276, 7754, 10552, 15508, 21104, 31016, 62032, 5113763, 10227526, 20455052, 40910104, 81820208]

約数ペア:

[(1, 81820208), (2, 40910104), (4, 20455052), (8, 10227526), (16, 5113763), (1319, 62032), (2638, 31016), (3877, 21104), (5276, 15508), (7754, 10552)]