20201472088

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1\times {\mathrm{12253}}^1$

素因数の和:12824

約数の個数: 64

約数和(自身を含む): 44114400000

約数和(自身を除く): 23912927912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 236, 413, 472, 499, 826, 998, 1652, 1996, 3304, 3493, 3992, 6986, 12253, 13972, 24506, 27944, 29441, 49012, 58882, 85771, 98024, 117764, 171542, 206087, 235528, 343084, 412174, 686168, 722927, 824348, 1445854, 1648696, 2891708, 5060489, 5783416, 6114247, 10120978, 12228494, 20241956, 24456988, 40483912, 42799729, 48913976, 85599458, 171198916, 342397832, 360740573, 721481146, 1442962292, 2525184011, 2885924584, 5050368022, 10100736044, 20201472088]

約数ペア:

[(1, 20201472088), (2, 10100736044), (4, 5050368022), (7, 2885924584), (8, 2525184011), (14, 1442962292), (28, 721481146), (56, 360740573), (59, 342397832), (118, 171198916), (236, 85599458), (413, 48913976), (472, 42799729), (499, 40483912), (826, 24456988), (998, 20241956), (1652, 12228494), (1996, 10120978), (3304, 6114247), (3493, 5783416), (3992, 5060489), (6986, 2891708), (12253, 1648696), (13972, 1445854), (24506, 824348), (27944, 722927), (29441, 686168), (49012, 412174), (58882, 343084), (85771, 235528), (98024, 206087), (117764, 171542)]