8978512

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{1997}}^1$

素因数の和:2286

約数の個数: 20

約数和(自身を含む): 17466516

約数和(自身を除く): 8488004

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 1997, 2248, 3994, 4496, 7988, 15976, 31952, 561157, 1122314, 2244628, 4489256, 8978512]

約数ペア:

[(1, 8978512), (2, 4489256), (4, 2244628), (8, 1122314), (16, 561157), (281, 31952), (562, 15976), (1124, 7988), (1997, 4496), (2248, 3994)]