19389130

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{673}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 36298944

約数和(自身を除く): 16909814

約数列:

[1, 2, 5, 10, 43, 67, 86, 134, 215, 335, 430, 670, 673, 1346, 2881, 3365, 5762, 6730, 14405, 28810, 28939, 45091, 57878, 90182, 144695, 225455, 289390, 450910, 1938913, 3877826, 9694565, 19389130]

約数ペア:

[(1, 19389130), (2, 9694565), (5, 3877826), (10, 1938913), (43, 450910), (67, 289390), (86, 225455), (134, 144695), (215, 90182), (335, 57878), (430, 45091), (670, 28939), (673, 28810), (1346, 14405), (2881, 6730), (3365, 5762)]