18515994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23203}}^1$

素因数の和:23234

約数の個数: 32

約数和(自身を含む): 44551680

約数和(自身を除く): 26035686

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 23203, 46406, 69609, 139218, 162421, 324842, 440857, 487263, 881714, 974526, 1322571, 2645142, 3085999, 6171998, 9257997, 18515994]

約数ペア:

[(1, 18515994), (2, 9257997), (3, 6171998), (6, 3085999), (7, 2645142), (14, 1322571), (19, 974526), (21, 881714), (38, 487263), (42, 440857), (57, 324842), (114, 162421), (133, 139218), (266, 69609), (399, 46406), (798, 23203)]