19725132

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{127}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 54276096

約数和(自身を除く): 34550964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 127, 129, 172, 254, 258, 301, 381, 508, 516, 602, 762, 889, 903, 1204, 1524, 1778, 1806, 1849, 2667, 3556, 3612, 3698, 5334, 5461, 5547, 7396, 10668, 10922, 11094, 12943, 16383, 21844, 22188, 25886, 32766, 38227, 38829, 51772, 65532, 76454, 77658, 114681, 152908, 155316, 229362, 234823, 458724, 469646, 704469, 939292, 1408938, 1643761, 2817876, 3287522, 4931283, 6575044, 9862566, 19725132]

約数ペア:

[(1, 19725132), (2, 9862566), (3, 6575044), (4, 4931283), (6, 3287522), (7, 2817876), (12, 1643761), (14, 1408938), (21, 939292), (28, 704469), (42, 469646), (43, 458724), (84, 234823), (86, 229362), (127, 155316), (129, 152908), (172, 114681), (254, 77658), (258, 76454), (301, 65532), (381, 51772), (508, 38829), (516, 38227), (602, 32766), (762, 25886), (889, 22188), (903, 21844), (1204, 16383), (1524, 12943), (1778, 11094), (1806, 10922), (1849, 10668), (2667, 7396), (3556, 5547), (3612, 5461), (3698, 5334)]