18897050

素因数分解:

$2^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{2719}}^1$

素因数の和:2870

約数の個数: 24

約数和(自身を含む): 35414400

約数和(自身を除く): 16517350

約数列:

[1, 2, 5, 10, 25, 50, 139, 278, 695, 1390, 2719, 3475, 5438, 6950, 13595, 27190, 67975, 135950, 377941, 755882, 1889705, 3779410, 9448525, 18897050]

約数ペア:

[(1, 18897050), (2, 9448525), (5, 3779410), (10, 1889705), (25, 755882), (50, 377941), (139, 135950), (278, 67975), (695, 27190), (1390, 13595), (2719, 6950), (3475, 5438)]