19642216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{223207}}^1$

素因数の和:223224

約数の個数: 16

約数和(自身を含む): 40177440

約数和(自身を除く): 20535224

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 223207, 446414, 892828, 1785656, 2455277, 4910554, 9821108, 19642216]

約数ペア:

[(1, 19642216), (2, 9821108), (4, 4910554), (8, 2455277), (11, 1785656), (22, 892828), (44, 446414), (88, 223207)]