19613180

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18503}}^1$

素因数の和:18565

約数の個数: 24

約数和(自身を含む): 41967072

約数和(自身を除く): 22353892

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 18503, 37006, 74012, 92515, 185030, 370060, 980659, 1961318, 3922636, 4903295, 9806590, 19613180]

約数ペア:

[(1, 19613180), (2, 9806590), (4, 4903295), (5, 3922636), (10, 1961318), (20, 980659), (53, 370060), (106, 185030), (212, 92515), (265, 74012), (530, 37006), (1060, 18503)]