18853394

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43441}}^1$

素因数の和:43481

約数の個数: 16

約数和(自身を含む): 33363456

約数和(自身を除く): 14510062

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 43441, 86882, 304087, 608174, 1346671, 2693342, 9426697, 18853394]

約数ペア:

[(1, 18853394), (2, 9426697), (7, 2693342), (14, 1346671), (31, 608174), (62, 304087), (217, 86882), (434, 43441)]