20718168

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{27847}}^1$

素因数の和:27887

約数の個数: 32

約数和(自身を含む): 53468160

約数和(自身を除く): 32749992

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 27847, 55694, 83541, 111388, 167082, 222776, 334164, 668328, 863257, 1726514, 2589771, 3453028, 5179542, 6906056, 10359084, 20718168]

約数ペア:

[(1, 20718168), (2, 10359084), (3, 6906056), (4, 5179542), (6, 3453028), (8, 2589771), (12, 1726514), (24, 863257), (31, 668328), (62, 334164), (93, 222776), (124, 167082), (186, 111388), (248, 83541), (372, 55694), (744, 27847)]