18584774

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2213}}^1$

素因数の和:2264

約数の個数: 32

約数和(自身を含む): 33475680

約数和(自身を除く): 14890906

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 323, 442, 494, 646, 2213, 4199, 4426, 8398, 28769, 37621, 42047, 57538, 75242, 84094, 489073, 546611, 714799, 978146, 1093222, 1429598, 9292387, 18584774]

約数ペア:

[(1, 18584774), (2, 9292387), (13, 1429598), (17, 1093222), (19, 978146), (26, 714799), (34, 546611), (38, 489073), (221, 84094), (247, 75242), (323, 57538), (442, 42047), (494, 37621), (646, 28769), (2213, 8398), (4199, 4426)]