1998296

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 3962640

約数和(自身を除く): 1964344

約数列:

[1, 2, 4, 8, 37, 43, 74, 86, 148, 157, 172, 296, 314, 344, 628, 1256, 1591, 3182, 5809, 6364, 6751, 11618, 12728, 13502, 23236, 27004, 46472, 54008, 249787, 499574, 999148, 1998296]

約数ペア:

[(1, 1998296), (2, 999148), (4, 499574), (8, 249787), (37, 54008), (43, 46472), (74, 27004), (86, 23236), (148, 13502), (157, 12728), (172, 11618), (296, 6751), (314, 6364), (344, 5809), (628, 3182), (1256, 1591)]