18215769

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{42461}}^1$

素因数の和:42488

約数の個数: 16

約数和(自身を含む): 28534464

約数和(自身を除く): 10318695

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 42461, 127383, 467071, 551993, 1401213, 1655979, 6071923, 18215769]

約数ペア:

[(1, 18215769), (3, 6071923), (11, 1655979), (13, 1401213), (33, 551993), (39, 467071), (143, 127383), (429, 42461)]