18744778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{42409}}^1$

素因数の和:42441

約数の個数: 16

約数和(自身を含む): 32061960

約数和(自身を除く): 13317182

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 42409, 84818, 551317, 720953, 1102634, 1441906, 9372389, 18744778]

約数ペア:

[(1, 18744778), (2, 9372389), (13, 1441906), (17, 1102634), (26, 720953), (34, 551317), (221, 84818), (442, 42409)]