19258174

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1811}}^1$

素因数の和:2235

約数の個数: 16

約数和(自身を含む): 31202640

約数和(自身を除く): 11944466

約数列:

[1, 2, 13, 26, 409, 818, 1811, 3622, 5317, 10634, 23543, 47086, 740699, 1481398, 9629087, 19258174]

約数ペア:

[(1, 19258174), (2, 9629087), (13, 1481398), (26, 740699), (409, 47086), (818, 23543), (1811, 10634), (3622, 5317)]