20268008

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{68473}}^1$

素因数の和:68516

約数の個数: 16

約数和(自身を含む): 39030180

約数和(自身を除く): 18762172

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 68473, 136946, 273892, 547784, 2533501, 5067002, 10134004, 20268008]

約数ペア:

[(1, 20268008), (2, 10134004), (4, 5067002), (8, 2533501), (37, 547784), (74, 273892), (148, 136946), (296, 68473)]