19204170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{640139}}^1$

素因数の和:640149

約数の個数: 16

約数和(自身を含む): 46090080

約数和(自身を除く): 26885910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 640139, 1280278, 1920417, 3200695, 3840834, 6401390, 9602085, 19204170]

約数ペア:

[(1, 19204170), (2, 9602085), (3, 6401390), (5, 3840834), (6, 3200695), (10, 1920417), (15, 1280278), (30, 640139)]