20157608436

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{6763}}^1$

素因数の和:6958

約数の個数: 144

約数和(自身を含む): 56610783936

約数和(自身を除く): 36453175500

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 49, 74, 84, 98, 111, 137, 147, 148, 196, 222, 259, 274, 294, 411, 444, 518, 548, 588, 777, 822, 959, 1036, 1554, 1644, 1813, 1918, 2877, 3108, 3626, 3836, 5069, 5439, 5754, 6713, 6763, 7252, 10138, 10878, 11508, 13426, 13526, 15207, 20139, 20276, 20289, 21756, 26852, 27052, 30414, 35483, 40278, 40578, 47341, 60828, 70966, 80556, 81156, 94682, 106449, 141932, 142023, 189364, 212898, 248381, 250231, 284046, 331387, 425796, 496762, 500462, 568092, 662774, 745143, 750693, 926531, 993524, 994161, 1000924, 1325548, 1490286, 1501386, 1751617, 1853062, 1988322, 2779593, 2980572, 3002772, 3503234, 3706124, 3976644, 5254851, 5559186, 6485717, 7006468, 10509702, 11118372, 12261319, 12971434, 19457151, 21019404, 24522638, 25942868, 34281647, 36783957, 38914302, 45400019, 49045276, 68563294, 73567914, 77828604, 90800038, 102844941, 136200057, 137126588, 147135828, 181600076, 205689882, 239971529, 272400114, 411379764, 479943058, 544800228, 719914587, 959886116, 1439829174, 1679800703, 2879658348, 3359601406, 5039402109, 6719202812, 10078804218, 20157608436]

約数ペア:

[(1, 20157608436), (2, 10078804218), (3, 6719202812), (4, 5039402109), (6, 3359601406), (7, 2879658348), (12, 1679800703), (14, 1439829174), (21, 959886116), (28, 719914587), (37, 544800228), (42, 479943058), (49, 411379764), (74, 272400114), (84, 239971529), (98, 205689882), (111, 181600076), (137, 147135828), (147, 137126588), (148, 136200057), (196, 102844941), (222, 90800038), (259, 77828604), (274, 73567914), (294, 68563294), (411, 49045276), (444, 45400019), (518, 38914302), (548, 36783957), (588, 34281647), (777, 25942868), (822, 24522638), (959, 21019404), (1036, 19457151), (1554, 12971434), (1644, 12261319), (1813, 11118372), (1918, 10509702), (2877, 7006468), (3108, 6485717), (3626, 5559186), (3836, 5254851), (5069, 3976644), (5439, 3706124), (5754, 3503234), (6713, 3002772), (6763, 2980572), (7252, 2779593), (10138, 1988322), (10878, 1853062), (11508, 1751617), (13426, 1501386), (13526, 1490286), (15207, 1325548), (20139, 1000924), (20276, 994161), (20289, 993524), (21756, 926531), (26852, 750693), (27052, 745143), (30414, 662774), (35483, 568092), (40278, 500462), (40578, 496762), (47341, 425796), (60828, 331387), (70966, 284046), (80556, 250231), (81156, 248381), (94682, 212898), (106449, 189364), (141932, 142023)]