18874329

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{7393}}^1$

素因数の和:7456

約数の個数: 16

約数和(自身を含む): 26973312

約数和(自身を除く): 8098983

約数列:

[1, 3, 23, 37, 69, 111, 851, 2553, 7393, 22179, 170039, 273541, 510117, 820623, 6291443, 18874329]

約数ペア:

[(1, 18874329), (3, 6291443), (23, 820623), (37, 510117), (69, 273541), (111, 170039), (851, 22179), (2553, 7393)]