19427787

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2953}}^1$

素因数の和:3019

約数の個数: 24

約数和(自身を含む): 30414384

約数和(自身を除く): 10986597

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 2953, 6579, 8859, 26577, 50201, 126979, 150603, 380937, 451809, 1142811, 2158643, 6475929, 19427787]

約数ペア:

[(1, 19427787), (3, 6475929), (9, 2158643), (17, 1142811), (43, 451809), (51, 380937), (129, 150603), (153, 126979), (387, 50201), (731, 26577), (2193, 8859), (2953, 6579)]