19128494

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{557}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 35997696

約数和(自身を除く): 16869202

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 223, 446, 557, 1114, 1561, 2453, 3122, 3899, 4906, 6127, 7798, 12254, 17171, 34342, 42889, 85778, 124211, 248422, 869477, 1366321, 1738954, 2732642, 9564247, 19128494]

約数ペア:

[(1, 19128494), (2, 9564247), (7, 2732642), (11, 1738954), (14, 1366321), (22, 869477), (77, 248422), (154, 124211), (223, 85778), (446, 42889), (557, 34342), (1114, 17171), (1561, 12254), (2453, 7798), (3122, 6127), (3899, 4906)]