20173418536

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1\times {\mathrm{2053}}^1$

素因数の和:2558

約数の個数: 64

約数和(自身を含む): 39408454800

約数和(自身を除く): 19235036264

約数列:

[1, 2, 4, 8, 37, 74, 89, 148, 178, 296, 356, 373, 712, 746, 1492, 2053, 2984, 3293, 4106, 6586, 8212, 13172, 13801, 16424, 26344, 27602, 33197, 55204, 66394, 75961, 110408, 132788, 151922, 182717, 265576, 303844, 365434, 607688, 730868, 765769, 1228289, 1461736, 1531538, 2456578, 3063076, 4913156, 6126152, 6760529, 9826312, 13521058, 27042116, 28333453, 54084232, 56666906, 68153441, 113333812, 136306882, 226667624, 272613764, 545227528, 2521677317, 5043354634, 10086709268, 20173418536]

約数ペア:

[(1, 20173418536), (2, 10086709268), (4, 5043354634), (8, 2521677317), (37, 545227528), (74, 272613764), (89, 226667624), (148, 136306882), (178, 113333812), (296, 68153441), (356, 56666906), (373, 54084232), (712, 28333453), (746, 27042116), (1492, 13521058), (2053, 9826312), (2984, 6760529), (3293, 6126152), (4106, 4913156), (6586, 3063076), (8212, 2456578), (13172, 1531538), (13801, 1461736), (16424, 1228289), (26344, 765769), (27602, 730868), (33197, 607688), (55204, 365434), (66394, 303844), (75961, 265576), (110408, 182717), (132788, 151922)]