20438802

素因数分解:

$2^1\times 3^2\times {\mathrm{239}}^1\times {\mathrm{4751}}^1$

素因数の和:4998

約数の個数: 24

約数和(自身を含む): 44478720

約数和(自身を除く): 24039918

約数列:

[1, 2, 3, 6, 9, 18, 239, 478, 717, 1434, 2151, 4302, 4751, 9502, 14253, 28506, 42759, 85518, 1135489, 2270978, 3406467, 6812934, 10219401, 20438802]

約数ペア:

[(1, 20438802), (2, 10219401), (3, 6812934), (6, 3406467), (9, 2270978), (18, 1135489), (239, 85518), (478, 42759), (717, 28506), (1434, 14253), (2151, 9502), (4302, 4751)]