12618919088

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{81839}}^1$

素因数の和:82289

約数の個数: 40

約数和(自身を含む): 25573363200

約数和(自身を除く): 12954444112

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 419, 838, 1676, 3352, 6704, 9637, 19274, 38548, 77096, 81839, 154192, 163678, 327356, 654712, 1309424, 1882297, 3764594, 7529188, 15058376, 30116752, 34290541, 68581082, 137162164, 274324328, 548648656, 788682443, 1577364886, 3154729772, 6309459544, 12618919088]

約数ペア:

[(1, 12618919088), (2, 6309459544), (4, 3154729772), (8, 1577364886), (16, 788682443), (23, 548648656), (46, 274324328), (92, 137162164), (184, 68581082), (368, 34290541), (419, 30116752), (838, 15058376), (1676, 7529188), (3352, 3764594), (6704, 1882297), (9637, 1309424), (19274, 654712), (38548, 327356), (77096, 163678), (81839, 154192)]