20538962

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{9161}}^1$

素因数の和:9241

約数の個数: 16

約数和(自身を含む): 32983200

約数和(自身を除く): 12444238

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 9161, 18322, 174059, 348118, 540499, 1080998, 10269481, 20538962]

約数ペア:

[(1, 20538962), (2, 10269481), (19, 1080998), (38, 540499), (59, 348118), (118, 174059), (1121, 18322), (2242, 9161)]