15959888

素因数分解:

$2^4\times 7^2\times {\mathrm{20357}}^1$

素因数の和:20379

約数の個数: 30

約数和(自身を含む): 35972586

約数和(自身を除く): 20012698

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 20357, 40714, 81428, 142499, 162856, 284998, 325712, 569996, 997493, 1139992, 1994986, 2279984, 3989972, 7979944, 15959888]

約数ペア:

[(1, 15959888), (2, 7979944), (4, 3989972), (7, 2279984), (8, 1994986), (14, 1139992), (16, 997493), (28, 569996), (49, 325712), (56, 284998), (98, 162856), (112, 142499), (196, 81428), (392, 40714), (784, 20357)]