20447506

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{8387}}^1$

素因数の和:8465

約数の個数: 16

約数和(自身を含む): 32612544

約数和(自身を除く): 12165038

約数列:

[1, 2, 23, 46, 53, 106, 1219, 2438, 8387, 16774, 192901, 385802, 444511, 889022, 10223753, 20447506]

約数ペア:

[(1, 20447506), (2, 10223753), (23, 889022), (46, 444511), (53, 385802), (106, 192901), (1219, 16774), (2438, 8387)]