18994274

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{1381}}^1$

素因数の和:1442

約数の個数: 24

約数和(自身を含む): 32098332

約数和(自身を除く): 13104058

約数列:

[1, 2, 13, 23, 26, 46, 299, 529, 598, 1058, 1381, 2762, 6877, 13754, 17953, 31763, 35906, 63526, 412919, 730549, 825838, 1461098, 9497137, 18994274]

約数ペア:

[(1, 18994274), (2, 9497137), (13, 1461098), (23, 825838), (26, 730549), (46, 412919), (299, 63526), (529, 35906), (598, 31763), (1058, 17953), (1381, 13754), (2762, 6877)]