20971048

素因数分解:

$2^3\times 7^1\times {\mathrm{374483}}^1$

素因数の和:374496

約数の個数: 16

約数和(自身を含む): 44938080

約数和(自身を除く): 23967032

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 374483, 748966, 1497932, 2621381, 2995864, 5242762, 10485524, 20971048]

約数ペア:

[(1, 20971048), (2, 10485524), (4, 5242762), (7, 2995864), (8, 2621381), (14, 1497932), (28, 748966), (56, 374483)]