19788570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{73291}}^1$

素因数の和:73307

約数の個数: 32

約数和(自身を含む): 52770240

約数和(自身を除く): 32981670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 73291, 146582, 219873, 366455, 439746, 659619, 732910, 1099365, 1319238, 1978857, 2198730, 3298095, 3957714, 6596190, 9894285, 19788570]

約数ペア:

[(1, 19788570), (2, 9894285), (3, 6596190), (5, 3957714), (6, 3298095), (9, 2198730), (10, 1978857), (15, 1319238), (18, 1099365), (27, 732910), (30, 659619), (45, 439746), (54, 366455), (90, 219873), (135, 146582), (270, 73291)]