19046742

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 45480960

約数和(自身を除く): 26434218

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 79, 143, 158, 237, 281, 286, 429, 474, 562, 843, 858, 869, 1027, 1686, 1738, 2054, 2607, 3081, 3091, 3653, 5214, 6162, 6182, 7306, 9273, 10959, 11297, 18546, 21918, 22199, 22594, 33891, 40183, 44398, 66597, 67782, 80366, 120549, 133194, 241098, 244189, 288587, 488378, 577174, 732567, 865761, 1465134, 1731522, 3174457, 6348914, 9523371, 19046742]

約数ペア:

[(1, 19046742), (2, 9523371), (3, 6348914), (6, 3174457), (11, 1731522), (13, 1465134), (22, 865761), (26, 732567), (33, 577174), (39, 488378), (66, 288587), (78, 244189), (79, 241098), (143, 133194), (158, 120549), (237, 80366), (281, 67782), (286, 66597), (429, 44398), (474, 40183), (562, 33891), (843, 22594), (858, 22199), (869, 21918), (1027, 18546), (1686, 11297), (1738, 10959), (2054, 9273), (2607, 7306), (3081, 6182), (3091, 6162), (3653, 5214)]