20142087

素因数分解:

$3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1877}}^1$

素因数の和:1967

約数の個数: 24

約数和(自身を含む): 31685616

約数和(自身を除く): 11543529

約数列:

[1, 3, 7, 21, 49, 73, 147, 219, 511, 1533, 1877, 3577, 5631, 10731, 13139, 39417, 91973, 137021, 275919, 411063, 959147, 2877441, 6714029, 20142087]

約数ペア:

[(1, 20142087), (3, 6714029), (7, 2877441), (21, 959147), (49, 411063), (73, 275919), (147, 137021), (219, 91973), (511, 39417), (1533, 13139), (1877, 10731), (3577, 5631)]