20886963845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{881}}^1\times {\mathrm{1933}}^1$

素因数の和:3053

約数の個数: 32

約数和(自身を含む): 27510948864

約数和(自身を除く): 6623985019

約数列:

[1, 5, 11, 55, 223, 881, 1115, 1933, 2453, 4405, 9665, 9691, 12265, 21263, 48455, 106315, 196463, 431059, 982315, 1702973, 2155295, 2161093, 4741649, 8514865, 10805465, 18732703, 23708245, 93663515, 379762979, 1898814895, 4177392769, 20886963845]

約数ペア:

[(1, 20886963845), (5, 4177392769), (11, 1898814895), (55, 379762979), (223, 93663515), (881, 23708245), (1115, 18732703), (1933, 10805465), (2453, 8514865), (4405, 4741649), (9665, 2161093), (9691, 2155295), (12265, 1702973), (21263, 982315), (48455, 431059), (106315, 196463)]