19917656

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{226337}}^1$

素因数の和:226354

約数の個数: 16

約数和(自身を含む): 40740840

約数和(自身を除く): 20823184

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 226337, 452674, 905348, 1810696, 2489707, 4979414, 9958828, 19917656]

約数ペア:

[(1, 19917656), (2, 9958828), (4, 4979414), (8, 2489707), (11, 1810696), (22, 905348), (44, 452674), (88, 226337)]