2097802078

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{2909}}^1$

素因数の和:3252

約数の個数: 32

約数和(自身を含む): 3351481920

約数和(自身を除く): 1253679842

約数列:

[1, 2, 23, 46, 61, 122, 257, 514, 1403, 2806, 2909, 5818, 5911, 11822, 15677, 31354, 66907, 133814, 177449, 354898, 360571, 721142, 747613, 1495226, 4081327, 8162654, 17195099, 34390198, 45604393, 91208786, 1048901039, 2097802078]

約数ペア:

[(1, 2097802078), (2, 1048901039), (23, 91208786), (46, 45604393), (61, 34390198), (122, 17195099), (257, 8162654), (514, 4081327), (1403, 1495226), (2806, 747613), (2909, 721142), (5818, 360571), (5911, 354898), (11822, 177449), (15677, 133814), (31354, 66907)]