19219312

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1093}}^1$

素因数の和:1265

約数の個数: 40

約数和(自身を含む): 42867296

約数和(自身を除く): 23647984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 314, 628, 1093, 1099, 1256, 2186, 2198, 2512, 4372, 4396, 7651, 8744, 8792, 15302, 17488, 17584, 30604, 61208, 122416, 171601, 343202, 686404, 1201207, 1372808, 2402414, 2745616, 4804828, 9609656, 19219312]

約数ペア:

[(1, 19219312), (2, 9609656), (4, 4804828), (7, 2745616), (8, 2402414), (14, 1372808), (16, 1201207), (28, 686404), (56, 343202), (112, 171601), (157, 122416), (314, 61208), (628, 30604), (1093, 17584), (1099, 17488), (1256, 15302), (2186, 8792), (2198, 8744), (2512, 7651), (4372, 4396)]