20811494

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{853}}^1\times {\mathrm{1109}}^1$

素因数の和:1975

約数の個数: 16

約数和(自身を含む): 34125840

約数和(自身を除く): 13314346

約数列:

[1, 2, 11, 22, 853, 1109, 1706, 2218, 9383, 12199, 18766, 24398, 945977, 1891954, 10405747, 20811494]

約数ペア:

[(1, 20811494), (2, 10405747), (11, 1891954), (22, 945977), (853, 24398), (1109, 18766), (1706, 12199), (2218, 9383)]