20418174

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{467}}^1$

素因数の和:829

約数の個数: 48

約数和(自身を含む): 50813568

約数和(自身を除く): 30395394

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 347, 467, 694, 934, 1041, 1401, 2082, 2429, 2802, 3123, 3269, 4203, 4858, 6246, 6538, 7287, 8406, 9807, 14574, 19614, 21861, 29421, 43722, 58842, 162049, 324098, 486147, 972294, 1134343, 1458441, 2268686, 2916882, 3403029, 6806058, 10209087, 20418174]

約数ペア:

[(1, 20418174), (2, 10209087), (3, 6806058), (6, 3403029), (7, 2916882), (9, 2268686), (14, 1458441), (18, 1134343), (21, 972294), (42, 486147), (63, 324098), (126, 162049), (347, 58842), (467, 43722), (694, 29421), (934, 21861), (1041, 19614), (1401, 14574), (2082, 9807), (2429, 8406), (2802, 7287), (3123, 6538), (3269, 6246), (4203, 4858)]