18528058840

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1241827}}^1$

素因数の和:1242211

約数の個数: 32

約数和(自身を含む): 41799930480

約数和(自身を除く): 23271871640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2984, 3730, 7460, 14920, 1241827, 2483654, 4967308, 6209135, 9934616, 12418270, 24836540, 49673080, 463201471, 926402942, 1852805884, 2316007355, 3705611768, 4632014710, 9264029420, 18528058840]

約数ペア:

[(1, 18528058840), (2, 9264029420), (4, 4632014710), (5, 3705611768), (8, 2316007355), (10, 1852805884), (20, 926402942), (40, 463201471), (373, 49673080), (746, 24836540), (1492, 12418270), (1865, 9934616), (2984, 6209135), (3730, 4967308), (7460, 2483654), (14920, 1241827)]