20396399401

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{811}}^1\times {\mathrm{7229}}^1$

素因数の和:8125

約数の個数: 24

約数和(自身を含む): 24093599040

約数和(自身を除く): 3697199639

約数列:

[1, 7, 49, 71, 497, 811, 3479, 5677, 7229, 39739, 50603, 57581, 354221, 403067, 513259, 2821469, 3592813, 5862719, 25149691, 41039033, 287273231, 416253049, 2913771343, 20396399401]

約数ペア:

[(1, 20396399401), (7, 2913771343), (49, 416253049), (71, 287273231), (497, 41039033), (811, 25149691), (3479, 5862719), (5677, 3592813), (7229, 2821469), (39739, 513259), (50603, 403067), (57581, 354221)]