20450155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8647}}^1$

素因数の和:8706

約数の個数: 16

約数和(自身を含む): 27396864

約数和(自身を除く): 6946709

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 8647, 43235, 95117, 371821, 475585, 1859105, 4090031, 20450155]

約数ペア:

[(1, 20450155), (5, 4090031), (11, 1859105), (43, 475585), (55, 371821), (215, 95117), (473, 43235), (2365, 8647)]