19862488

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{67103}}^1$

素因数の和:67146

約数の個数: 16

約数和(自身を含む): 38249280

約数和(自身を除く): 18386792

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 67103, 134206, 268412, 536824, 2482811, 4965622, 9931244, 19862488]

約数ペア:

[(1, 19862488), (2, 9931244), (4, 4965622), (8, 2482811), (37, 536824), (74, 268412), (148, 134206), (296, 67103)]