20578044573

素因数分解:

$3^5\times {\mathrm{61}}^1\times {\mathrm{431}}^1\times {\mathrm{3221}}^1$

素因数の和:3728

約数の個数: 48

約数和(自身を含む): 31412489472

約数和(自身を除く): 10834444899

約数列:

[1, 3, 9, 27, 61, 81, 183, 243, 431, 549, 1293, 1647, 3221, 3879, 4941, 9663, 11637, 14823, 26291, 28989, 34911, 78873, 86967, 104733, 196481, 236619, 260901, 589443, 709857, 782703, 1388251, 1768329, 2129571, 4164753, 5304987, 6388713, 12494259, 15914961, 37482777, 47744883, 84683311, 112448331, 254049933, 337344993, 762149799, 2286449397, 6859348191, 20578044573]

約数ペア:

[(1, 20578044573), (3, 6859348191), (9, 2286449397), (27, 762149799), (61, 337344993), (81, 254049933), (183, 112448331), (243, 84683311), (431, 47744883), (549, 37482777), (1293, 15914961), (1647, 12494259), (3221, 6388713), (3879, 5304987), (4941, 4164753), (9663, 2129571), (11637, 1768329), (14823, 1388251), (26291, 782703), (28989, 709857), (34911, 589443), (78873, 260901), (86967, 236619), (104733, 196481)]