19000485

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{1231}}^1$

素因数の和:1263

約数の個数: 48

約数和(自身を含む): 38438400

約数和(自身を除く): 19437915

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 343, 441, 735, 1029, 1231, 1715, 2205, 3087, 3693, 5145, 6155, 8617, 11079, 15435, 18465, 25851, 43085, 55395, 60319, 77553, 129255, 180957, 301595, 387765, 422233, 542871, 904785, 1266699, 2111165, 2714355, 3800097, 6333495, 19000485]

約数ペア:

[(1, 19000485), (3, 6333495), (5, 3800097), (7, 2714355), (9, 2111165), (15, 1266699), (21, 904785), (35, 542871), (45, 422233), (49, 387765), (63, 301595), (105, 180957), (147, 129255), (245, 77553), (315, 60319), (343, 55395), (441, 43085), (735, 25851), (1029, 18465), (1231, 15435), (1715, 11079), (2205, 8617), (3087, 6155), (3693, 5145)]