19087118

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{683}}^1$

素因数の和:931

約数の個数: 16

約数和(自身を含む): 29179440

約数和(自身を除く): 10092322

約数列:

[1, 2, 89, 157, 178, 314, 683, 1366, 13973, 27946, 60787, 107231, 121574, 214462, 9543559, 19087118]

約数ペア:

[(1, 19087118), (2, 9543559), (89, 214462), (157, 121574), (178, 107231), (314, 60787), (683, 27946), (1366, 13973)]