20805650932

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{1097113}}^1$

素因数の和:1097559

約数の個数: 24

約数和(自身を含む): 39812072832

約数和(自身を除く): 19006421900

約数列:

[1, 2, 4, 11, 22, 44, 431, 862, 1724, 4741, 9482, 18964, 1097113, 2194226, 4388452, 12068243, 24136486, 48272972, 472855703, 945711406, 1891422812, 5201412733, 10402825466, 20805650932]

約数ペア:

[(1, 20805650932), (2, 10402825466), (4, 5201412733), (11, 1891422812), (22, 945711406), (44, 472855703), (431, 48272972), (862, 24136486), (1724, 12068243), (4741, 4388452), (9482, 2194226), (18964, 1097113)]