2018520651

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{17627}}^1$

素因数の和:17704

約数の個数: 48

約数和(自身を含む): 3376114560

約数和(自身を除く): 1357593909

約数列:

[1, 3, 7, 19, 21, 41, 49, 57, 123, 133, 147, 287, 399, 779, 861, 931, 2009, 2337, 2793, 5453, 6027, 16359, 17627, 38171, 52881, 114513, 123389, 334913, 370167, 722707, 863723, 1004739, 2168121, 2344391, 2591169, 5058949, 7033173, 13731433, 15176847, 16410737, 35412643, 41194299, 49232211, 96120031, 106237929, 288360093, 672840217, 2018520651]

約数ペア:

[(1, 2018520651), (3, 672840217), (7, 288360093), (19, 106237929), (21, 96120031), (41, 49232211), (49, 41194299), (57, 35412643), (123, 16410737), (133, 15176847), (147, 13731433), (287, 7033173), (399, 5058949), (779, 2591169), (861, 2344391), (931, 2168121), (2009, 1004739), (2337, 863723), (2793, 722707), (5453, 370167), (6027, 334913), (16359, 123389), (17627, 114513), (38171, 52881)]