199399216

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{336823}}^1$

素因数の和:336868

約数の個数: 20

約数和(自身を含む): 396778672

約数和(自身を除く): 197379456

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 336823, 673646, 1347292, 2694584, 5389168, 12462451, 24924902, 49849804, 99699608, 199399216]

約数ペア:

[(1, 199399216), (2, 99699608), (4, 49849804), (8, 24924902), (16, 12462451), (37, 5389168), (74, 2694584), (148, 1347292), (296, 673646), (592, 336823)]