18717476

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{673}}^1$

素因数の和:1103

約数の個数: 24

約数和(自身を含む): 34818840

約数和(自身を除く): 16101364

約数列:

[1, 2, 4, 17, 34, 68, 409, 673, 818, 1346, 1636, 2692, 6953, 11441, 13906, 22882, 27812, 45764, 275257, 550514, 1101028, 4679369, 9358738, 18717476]

約数ペア:

[(1, 18717476), (2, 9358738), (4, 4679369), (17, 1101028), (34, 550514), (68, 275257), (409, 45764), (673, 27812), (818, 22882), (1346, 13906), (1636, 11441), (2692, 6953)]