20187119230

素因数分解:

$2^1\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{1566107}}^1$

素因数の和:1567403

約数の個数: 16

約数和(自身を含む): 36365027760

約数和(自身を除く): 16177908530

約数列:

[1, 2, 5, 10, 1289, 2578, 6445, 12890, 1566107, 3132214, 7830535, 15661070, 2018711923, 4037423846, 10093559615, 20187119230]

約数ペア:

[(1, 20187119230), (2, 10093559615), (5, 4037423846), (10, 2018711923), (1289, 15661070), (2578, 7830535), (6445, 3132214), (12890, 1566107)]