208418512

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{271}}^1\times {\mathrm{677}}^1$

素因数の和:1027

約数の個数: 40

約数和(自身を含む): 411616512

約数和(自身を除く): 203198000

約数列:

[1, 2, 4, 8, 16, 71, 142, 271, 284, 542, 568, 677, 1084, 1136, 1354, 2168, 2708, 4336, 5416, 10832, 19241, 38482, 48067, 76964, 96134, 153928, 183467, 192268, 307856, 366934, 384536, 733868, 769072, 1467736, 2935472, 13026157, 26052314, 52104628, 104209256, 208418512]

約数ペア:

[(1, 208418512), (2, 104209256), (4, 52104628), (8, 26052314), (16, 13026157), (71, 2935472), (142, 1467736), (271, 769072), (284, 733868), (542, 384536), (568, 366934), (677, 307856), (1084, 192268), (1136, 183467), (1354, 153928), (2168, 96134), (2708, 76964), (4336, 48067), (5416, 38482), (10832, 19241)]