20161187802

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{7789}}^1\times {\mathrm{20543}}^1$

素因数の和:28347

約数の個数: 48

約数和(自身を含む): 49931781120

約数和(自身を除く): 29770593318

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 7789, 15578, 20543, 23367, 41086, 46734, 54523, 61629, 70101, 109046, 123258, 140202, 143801, 163569, 184887, 287602, 327138, 369774, 431403, 490707, 862806, 981414, 1294209, 2588418, 160009427, 320018854, 480028281, 960056562, 1120065989, 1440084843, 2240131978, 2880169686, 3360197967, 6720395934, 10080593901, 20161187802]

約数ペア:

[(1, 20161187802), (2, 10080593901), (3, 6720395934), (6, 3360197967), (7, 2880169686), (9, 2240131978), (14, 1440084843), (18, 1120065989), (21, 960056562), (42, 480028281), (63, 320018854), (126, 160009427), (7789, 2588418), (15578, 1294209), (20543, 981414), (23367, 862806), (41086, 490707), (46734, 431403), (54523, 369774), (61629, 327138), (70101, 287602), (109046, 184887), (123258, 163569), (140202, 143801)]