20145123926

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{35081}}^1$

素因数の和:35320

約数の個数: 32

約数和(自身を含む): 31826390400

約数和(自身を除く): 11681266474

約数列:

[1, 2, 41, 47, 82, 94, 149, 298, 1927, 3854, 6109, 7003, 12218, 14006, 35081, 70162, 287123, 574246, 1438321, 1648807, 2876642, 3297614, 5227069, 10454138, 67601087, 135202174, 214309829, 245672243, 428619658, 491344486, 10072561963, 20145123926]

約数ペア:

[(1, 20145123926), (2, 10072561963), (41, 491344486), (47, 428619658), (82, 245672243), (94, 214309829), (149, 135202174), (298, 67601087), (1927, 10454138), (3854, 5227069), (6109, 3297614), (7003, 2876642), (12218, 1648807), (14006, 1438321), (35081, 574246), (70162, 287123)]