18442017580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131728697}}^1$

素因数の和:131728713

約数の個数: 24

約数和(自身を含む): 44260842528

約数和(自身を除く): 25818824948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 131728697, 263457394, 526914788, 658643485, 922100879, 1317286970, 1844201758, 2634573940, 3688403516, 4610504395, 9221008790, 18442017580]

約数ペア:

[(1, 18442017580), (2, 9221008790), (4, 4610504395), (5, 3688403516), (7, 2634573940), (10, 1844201758), (14, 1317286970), (20, 922100879), (28, 658643485), (35, 526914788), (70, 263457394), (140, 131728697)]