20160342881

素因数分解:

$7^2\times {\mathrm{23}}^2\times {\mathrm{777761}}^1$

素因数の和:777821

約数の個数: 18

約数和(自身を含む): 24515836002

約数和(自身を除く): 4355493121

約数列:

[1, 7, 23, 49, 161, 529, 1127, 3703, 25921, 777761, 5444327, 17888503, 38110289, 125219521, 411435569, 876536647, 2880048983, 20160342881]

約数ペア:

[(1, 20160342881), (7, 2880048983), (23, 876536647), (49, 411435569), (161, 125219521), (529, 38110289), (1127, 17888503), (3703, 5444327), (25921, 777761)]