20123261769

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1049}}^1\times {\mathrm{4597}}^1$

素因数の和:5769

約数の個数: 32

約数和(自身を含む): 29199139200

約数和(自身を除く): 9075877431

約数列:

[1, 3, 13, 39, 107, 321, 1049, 1391, 3147, 4173, 4597, 13637, 13791, 40911, 59761, 112243, 179283, 336729, 491879, 1459159, 1475637, 4377477, 4822253, 6394427, 14466759, 19183281, 62689289, 188067867, 515981071, 1547943213, 6707753923, 20123261769]

約数ペア:

[(1, 20123261769), (3, 6707753923), (13, 1547943213), (39, 515981071), (107, 188067867), (321, 62689289), (1049, 19183281), (1391, 14466759), (3147, 6394427), (4173, 4822253), (4597, 4377477), (13637, 1475637), (13791, 1459159), (40911, 491879), (59761, 336729), (112243, 179283)]