20908131456

素因数分解:

$2^7\times 3^1\times {\mathrm{113}}^1\times {\mathrm{481843}}^1$

素因数の和:481973

約数の個数: 64

約数和(自身を含む): 56028820320

約数和(自身を除く): 35120688864

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 113, 128, 192, 226, 339, 384, 452, 678, 904, 1356, 1808, 2712, 3616, 5424, 7232, 10848, 14464, 21696, 43392, 481843, 963686, 1445529, 1927372, 2891058, 3854744, 5782116, 7709488, 11564232, 15418976, 23128464, 30837952, 46256928, 54448259, 61675904, 92513856, 108896518, 163344777, 185027712, 217793036, 326689554, 435586072, 653379108, 871172144, 1306758216, 1742344288, 2613516432, 3484688576, 5227032864, 6969377152, 10454065728, 20908131456]

約数ペア:

[(1, 20908131456), (2, 10454065728), (3, 6969377152), (4, 5227032864), (6, 3484688576), (8, 2613516432), (12, 1742344288), (16, 1306758216), (24, 871172144), (32, 653379108), (48, 435586072), (64, 326689554), (96, 217793036), (113, 185027712), (128, 163344777), (192, 108896518), (226, 92513856), (339, 61675904), (384, 54448259), (452, 46256928), (678, 30837952), (904, 23128464), (1356, 15418976), (1808, 11564232), (2712, 7709488), (3616, 5782116), (5424, 3854744), (7232, 2891058), (10848, 1927372), (14464, 1445529), (21696, 963686), (43392, 481843)]