2019969365

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{197359}}^1$

素因数の和:197476

約数の個数: 16

約数和(自身を含む): 2557785600

約数和(自身を除く): 537816235

約数列:

[1, 5, 23, 89, 115, 445, 2047, 10235, 197359, 986795, 4539257, 17564951, 22696285, 87824755, 403993873, 2019969365]

約数ペア:

[(1, 2019969365), (5, 403993873), (23, 87824755), (89, 22696285), (115, 17564951), (445, 4539257), (2047, 986795), (10235, 197359)]