20512756498

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{1061}}^1\times {\mathrm{1613}}^1$

素因数の和:3150

約数の個数: 32

約数和(自身を含む): 33259775472

約数和(自身を除く): 12747018974

約数列:

[1, 2, 13, 26, 461, 922, 1061, 1613, 2122, 3226, 5993, 11986, 13793, 20969, 27586, 41938, 489121, 743593, 978242, 1487186, 1711393, 3422786, 6358573, 9666709, 12717146, 19333418, 22248109, 44496218, 788952173, 1577904346, 10256378249, 20512756498]

約数ペア:

[(1, 20512756498), (2, 10256378249), (13, 1577904346), (26, 788952173), (461, 44496218), (922, 22248109), (1061, 19333418), (1613, 12717146), (2122, 9666709), (3226, 6358573), (5993, 3422786), (11986, 1711393), (13793, 1487186), (20969, 978242), (27586, 743593), (41938, 489121)]