20762580138

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1\times {\mathrm{389}}^1\times {\mathrm{523}}^1$

素因数の和:1223

約数の個数: 64

約数和(自身を含む): 42464373120

約数和(自身を除く): 21701792982

約数列:

[1, 2, 3, 6, 73, 146, 219, 233, 389, 438, 466, 523, 699, 778, 1046, 1167, 1398, 1569, 2334, 3138, 17009, 28397, 34018, 38179, 51027, 56794, 76358, 85191, 90637, 102054, 114537, 121859, 170382, 181274, 203447, 229074, 243718, 271911, 365577, 406894, 543822, 610341, 731154, 1220682, 6616501, 8895707, 13233002, 14851631, 17791414, 19849503, 26687121, 29703262, 39699006, 44554893, 47403151, 53374242, 89109786, 94806302, 142209453, 284418906, 3460430023, 6920860046, 10381290069, 20762580138]

約数ペア:

[(1, 20762580138), (2, 10381290069), (3, 6920860046), (6, 3460430023), (73, 284418906), (146, 142209453), (219, 94806302), (233, 89109786), (389, 53374242), (438, 47403151), (466, 44554893), (523, 39699006), (699, 29703262), (778, 26687121), (1046, 19849503), (1167, 17791414), (1398, 14851631), (1569, 13233002), (2334, 8895707), (3138, 6616501), (17009, 1220682), (28397, 731154), (34018, 610341), (38179, 543822), (51027, 406894), (56794, 365577), (76358, 271911), (85191, 243718), (90637, 229074), (102054, 203447), (114537, 181274), (121859, 170382)]