18662959

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6101}}^1$

素因数の和:6150

約数の個数: 16

約数和(自身を含む): 23431680

約数和(自身を除く): 4768721

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 6101, 42707, 115919, 140323, 811433, 982261, 2666137, 18662959]

約数ペア:

[(1, 18662959), (7, 2666137), (19, 982261), (23, 811433), (133, 140323), (161, 115919), (437, 42707), (3059, 6101)]