20176901868

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^2\times {\mathrm{73}}^1\times {\mathrm{12457}}^1$

素因数の和:12623

約数の個数: 72

約数和(自身を含む): 48863963568

約数和(自身を除く): 28687061700

約数列:

[1, 2, 3, 4, 6, 12, 43, 73, 86, 129, 146, 172, 219, 258, 292, 438, 516, 876, 1849, 3139, 3698, 5547, 6278, 7396, 9417, 11094, 12457, 12556, 18834, 22188, 24914, 37371, 37668, 49828, 74742, 134977, 149484, 269954, 404931, 535651, 539908, 809862, 909361, 1071302, 1606953, 1619724, 1818722, 2142604, 2728083, 3213906, 3637444, 5456166, 6427812, 10912332, 23032993, 39102523, 46065986, 69098979, 78205046, 92131972, 117307569, 138197958, 156410092, 234615138, 276395916, 469230276, 1681408489, 3362816978, 5044225467, 6725633956, 10088450934, 20176901868]

約数ペア:

[(1, 20176901868), (2, 10088450934), (3, 6725633956), (4, 5044225467), (6, 3362816978), (12, 1681408489), (43, 469230276), (73, 276395916), (86, 234615138), (129, 156410092), (146, 138197958), (172, 117307569), (219, 92131972), (258, 78205046), (292, 69098979), (438, 46065986), (516, 39102523), (876, 23032993), (1849, 10912332), (3139, 6427812), (3698, 5456166), (5547, 3637444), (6278, 3213906), (7396, 2728083), (9417, 2142604), (11094, 1818722), (12457, 1619724), (12556, 1606953), (18834, 1071302), (22188, 909361), (24914, 809862), (37371, 539908), (37668, 535651), (49828, 404931), (74742, 269954), (134977, 149484)]