20122131477

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1\times {\mathrm{50857}}^1$

素因数の和:51177

約数の個数: 32

約数和(自身を含む): 31169037312

約数和(自身を除く): 11046905835

約数列:

[1, 3, 7, 21, 83, 227, 249, 581, 681, 1589, 1743, 4767, 18841, 50857, 56523, 131887, 152571, 355999, 395661, 1067997, 4221131, 11544539, 12663393, 29547917, 34633617, 80811773, 88643751, 242435319, 958196737, 2874590211, 6707377159, 20122131477]

約数ペア:

[(1, 20122131477), (3, 6707377159), (7, 2874590211), (21, 958196737), (83, 242435319), (227, 88643751), (249, 80811773), (581, 34633617), (681, 29547917), (1589, 12663393), (1743, 11544539), (4767, 4221131), (18841, 1067997), (50857, 395661), (56523, 355999), (131887, 152571)]