2051266288

素因数分解:

$2^4\times {\mathrm{653}}^1\times {\mathrm{196331}}^1$

素因数の和:196992

約数の個数: 20

約数和(自身を含む): 3980434968

約数和(自身を除く): 1929168680

約数列:

[1, 2, 4, 8, 16, 653, 1306, 2612, 5224, 10448, 196331, 392662, 785324, 1570648, 3141296, 128204143, 256408286, 512816572, 1025633144, 2051266288]

約数ペア:

[(1, 2051266288), (2, 1025633144), (4, 512816572), (8, 256408286), (16, 128204143), (653, 3141296), (1306, 1570648), (2612, 785324), (5224, 392662), (10448, 196331)]