20556265002

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8641}}^1\times {\mathrm{4357}}^1$

素因数の和:13023

約数の個数: 64

約数和(自身を含む): 50617507584

約数和(自身を除く): 30061242582

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 4357, 8641, 8714, 13071, 17282, 25923, 26142, 30499, 51846, 56641, 60487, 60998, 91497, 112333, 113282, 120974, 169923, 181461, 182994, 224666, 336999, 339846, 362922, 396487, 673998, 786331, 792974, 1189461, 1572662, 2358993, 2378922, 4717986, 37648837, 75297674, 112946511, 225893022, 263541859, 489434881, 527083718, 790625577, 978869762, 1468304643, 1581251154, 2936609286, 3426044167, 6852088334, 10278132501, 20556265002]

約数ペア:

[(1, 20556265002), (2, 10278132501), (3, 6852088334), (6, 3426044167), (7, 2936609286), (13, 1581251154), (14, 1468304643), (21, 978869762), (26, 790625577), (39, 527083718), (42, 489434881), (78, 263541859), (91, 225893022), (182, 112946511), (273, 75297674), (546, 37648837), (4357, 4717986), (8641, 2378922), (8714, 2358993), (13071, 1572662), (17282, 1189461), (25923, 792974), (26142, 786331), (30499, 673998), (51846, 396487), (56641, 362922), (60487, 339846), (60998, 336999), (91497, 224666), (112333, 182994), (113282, 181461), (120974, 169923)]