19130380

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13103}}^1$

素因数の和:13185

約数の個数: 24

約数和(自身を含む): 40727232

約数和(自身を除く): 21596852

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 13103, 26206, 52412, 65515, 131030, 262060, 956519, 1913038, 3826076, 4782595, 9565190, 19130380]

約数ペア:

[(1, 19130380), (2, 9565190), (4, 4782595), (5, 3826076), (10, 1913038), (20, 956519), (73, 262060), (146, 131030), (292, 65515), (365, 52412), (730, 26206), (1460, 13103)]