20222878

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 35838720

約数和(自身を除く): 15615842

約数列:

[1, 2, 13, 19, 26, 38, 47, 67, 94, 134, 169, 247, 338, 494, 611, 871, 893, 1222, 1273, 1742, 1786, 2546, 3149, 3211, 6298, 6422, 7943, 11323, 11609, 15886, 16549, 22646, 23218, 33098, 40937, 59831, 81874, 119662, 150917, 215137, 301834, 430274, 532181, 777803, 1064362, 1555606, 10111439, 20222878]

約数ペア:

[(1, 20222878), (2, 10111439), (13, 1555606), (19, 1064362), (26, 777803), (38, 532181), (47, 430274), (67, 301834), (94, 215137), (134, 150917), (169, 119662), (247, 81874), (338, 59831), (494, 40937), (611, 33098), (871, 23218), (893, 22646), (1222, 16549), (1273, 15886), (1742, 11609), (1786, 11323), (2546, 7943), (3149, 6422), (3211, 6298)]