20714808

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{10399}}^1$

素因数の和:10491

約数の個数: 32

約数和(自身を含む): 52416000

約数和(自身を除く): 31701192

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 166, 249, 332, 498, 664, 996, 1992, 10399, 20798, 31197, 41596, 62394, 83192, 124788, 249576, 863117, 1726234, 2589351, 3452468, 5178702, 6904936, 10357404, 20714808]

約数ペア:

[(1, 20714808), (2, 10357404), (3, 6904936), (4, 5178702), (6, 3452468), (8, 2589351), (12, 1726234), (24, 863117), (83, 249576), (166, 124788), (249, 83192), (332, 62394), (498, 41596), (664, 31197), (996, 20798), (1992, 10399)]