20719384

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{6271}}^1$

素因数の和:6343

約数の個数: 32

約数和(自身を含む): 45158400

約数和(自身を除く): 24439016

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 236, 413, 472, 826, 1652, 3304, 6271, 12542, 25084, 43897, 50168, 87794, 175588, 351176, 369989, 739978, 1479956, 2589923, 2959912, 5179846, 10359692, 20719384]

約数ペア:

[(1, 20719384), (2, 10359692), (4, 5179846), (7, 2959912), (8, 2589923), (14, 1479956), (28, 739978), (56, 369989), (59, 351176), (118, 175588), (236, 87794), (413, 50168), (472, 43897), (826, 25084), (1652, 12542), (3304, 6271)]