18190051

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 21833280

約数和(自身を除く): 3643229

約数列:

[1, 11, 17, 37, 121, 187, 239, 407, 629, 2057, 2629, 4063, 4477, 6919, 8843, 28919, 44693, 76109, 97273, 150331, 491623, 1070003, 1653641, 18190051]

約数ペア:

[(1, 18190051), (11, 1653641), (17, 1070003), (37, 491623), (121, 150331), (187, 97273), (239, 76109), (407, 44693), (629, 28919), (2057, 8843), (2629, 6919), (4063, 4477)]