81736016

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{47743}}^1$

素因数の和:47858

約数の個数: 20

約数和(自身を含む): 159846912

約数和(自身を除く): 78110896

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 47743, 95486, 190972, 381944, 763888, 5108501, 10217002, 20434004, 40868008, 81736016]

約数ペア:

[(1, 81736016), (2, 40868008), (4, 20434004), (8, 10217002), (16, 5108501), (107, 763888), (214, 381944), (428, 190972), (856, 95486), (1712, 47743)]