78485968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{445943}}^1$

素因数の和:445962

約数の個数: 20

約数和(自身を含む): 165891168

約数和(自身を除く): 87405200

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 445943, 891886, 1783772, 3567544, 4905373, 7135088, 9810746, 19621492, 39242984, 78485968]

約数ペア:

[(1, 78485968), (2, 39242984), (4, 19621492), (8, 9810746), (11, 7135088), (16, 4905373), (22, 3567544), (44, 1783772), (88, 891886), (176, 445943)]