20958138

素因数分解:

$2^1\times 3^2\times {\mathrm{317}}^1\times {\mathrm{3673}}^1$

素因数の和:3998

約数の個数: 24

約数和(自身を含む): 45564948

約数和(自身を除く): 24606810

約数列:

[1, 2, 3, 6, 9, 18, 317, 634, 951, 1902, 2853, 3673, 5706, 7346, 11019, 22038, 33057, 66114, 1164341, 2328682, 3493023, 6986046, 10479069, 20958138]

約数ペア:

[(1, 20958138), (2, 10479069), (3, 6986046), (6, 3493023), (9, 2328682), (18, 1164341), (317, 66114), (634, 33057), (951, 22038), (1902, 11019), (2853, 7346), (3673, 5706)]