20778832815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29027}}^1\times {\mathrm{3671}}^1$

素因数の和:32719

約数の個数: 32

約数和(自身を含む): 35814514176

約数和(自身を除く): 15035681361

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 3671, 11013, 18355, 29027, 47723, 55065, 87081, 143169, 145135, 238615, 377351, 435405, 715845, 1132053, 1886755, 5660265, 106558117, 319674351, 532790585, 1385255521, 1598371755, 4155766563, 6926277605, 20778832815]

約数ペア:

[(1, 20778832815), (3, 6926277605), (5, 4155766563), (13, 1598371755), (15, 1385255521), (39, 532790585), (65, 319674351), (195, 106558117), (3671, 5660265), (11013, 1886755), (18355, 1132053), (29027, 715845), (47723, 435405), (55065, 377351), (87081, 238615), (143169, 145135)]