15719984

素因数分解:

$2^4\times 7^2\times {\mathrm{20051}}^1$

素因数の和:20073

約数の個数: 30

約数和(自身を含む): 35431884

約数和(自身を除く): 19711900

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 20051, 40102, 80204, 140357, 160408, 280714, 320816, 561428, 982499, 1122856, 1964998, 2245712, 3929996, 7859992, 15719984]

約数ペア:

[(1, 15719984), (2, 7859992), (4, 3929996), (7, 2245712), (8, 1964998), (14, 1122856), (16, 982499), (28, 561428), (49, 320816), (56, 280714), (98, 160408), (112, 140357), (196, 80204), (392, 40102), (784, 20051)]