20175236494

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{523}}^1\times {\mathrm{74471}}^1$

素因数の和:75040

約数の個数: 32

約数和(自身を含む): 35589275136

約数和(自身を除く): 15414038642

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 523, 1046, 3661, 7322, 19351, 38702, 74471, 135457, 148942, 270914, 521297, 1042594, 2755427, 5510854, 19287989, 38575978, 38948333, 77896666, 272638331, 545276662, 1441088321, 2882176642, 10087618247, 20175236494]

約数ペア:

[(1, 20175236494), (2, 10087618247), (7, 2882176642), (14, 1441088321), (37, 545276662), (74, 272638331), (259, 77896666), (518, 38948333), (523, 38575978), (1046, 19287989), (3661, 5510854), (7322, 2755427), (19351, 1042594), (38702, 521297), (74471, 270914), (135457, 148942)]