20873144

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6673}}^1$

素因数の和:6719

約数の個数: 32

約数和(自身を含む): 43247520

約数和(自身を除く): 22374376

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 391, 782, 1564, 3128, 6673, 13346, 26692, 53384, 113441, 153479, 226882, 306958, 453764, 613916, 907528, 1227832, 2609143, 5218286, 10436572, 20873144]

約数ペア:

[(1, 20873144), (2, 10436572), (4, 5218286), (8, 2609143), (17, 1227832), (23, 907528), (34, 613916), (46, 453764), (68, 306958), (92, 226882), (136, 153479), (184, 113441), (391, 53384), (782, 26692), (1564, 13346), (3128, 6673)]