2015019986

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{809}}^1\times {\mathrm{1999}}^1$

素因数の和:2906

約数の個数: 32

約数和(自身を含む): 3499200000

約数和(自身を除く): 1484180014

約数列:

[1, 2, 7, 14, 89, 178, 623, 809, 1246, 1618, 1999, 3998, 5663, 11326, 13993, 27986, 72001, 144002, 177911, 355822, 504007, 1008014, 1245377, 1617191, 2490754, 3234382, 11320337, 22640674, 143929999, 287859998, 1007509993, 2015019986]

約数ペア:

[(1, 2015019986), (2, 1007509993), (7, 287859998), (14, 143929999), (89, 22640674), (178, 11320337), (623, 3234382), (809, 2490754), (1246, 1617191), (1618, 1245377), (1999, 1008014), (3998, 504007), (5663, 355822), (11326, 177911), (13993, 144002), (27986, 72001)]