20636415

素因数分解:

$3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{3037}}^1$

素因数の和:3199

約数の個数: 24

約数和(自身を含む): 36018528

約数和(自身を除く): 15382113

約数列:

[1, 3, 5, 9, 15, 45, 151, 453, 755, 1359, 2265, 3037, 6795, 9111, 15185, 27333, 45555, 136665, 458587, 1375761, 2292935, 4127283, 6878805, 20636415]

約数ペア:

[(1, 20636415), (3, 6878805), (5, 4127283), (9, 2292935), (15, 1375761), (45, 458587), (151, 136665), (453, 45555), (755, 27333), (1359, 15185), (2265, 9111), (3037, 6795)]