20377011915

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{613}}^1$

素因数の和:731

約数の個数: 192

約数和(自身を含む): 41421127680

約数和(自身を除く): 21044115765

約数列:

[1, 3, 5, 9, 13, 15, 27, 31, 39, 45, 47, 65, 93, 117, 135, 141, 155, 169, 195, 235, 279, 351, 403, 423, 465, 507, 585, 611, 613, 705, 837, 845, 1209, 1269, 1395, 1457, 1521, 1755, 1833, 1839, 2015, 2115, 2535, 3055, 3065, 3627, 4185, 4371, 4563, 5239, 5499, 5517, 6045, 6345, 7285, 7605, 7943, 7969, 9165, 9195, 10881, 13113, 15717, 16497, 16551, 18135, 18941, 19003, 21855, 22815, 23829, 23907, 26195, 27495, 27585, 28811, 39339, 39715, 39845, 47151, 54405, 56823, 57009, 65565, 71487, 71721, 78585, 82485, 82755, 86433, 94705, 95015, 103597, 119145, 119535, 141453, 144055, 170469, 171027, 196695, 214461, 215163, 235755, 246233, 247039, 259299, 284115, 285045, 310791, 357435, 358605, 374543, 432165, 511407, 513081, 517985, 707265, 738699, 741117, 777897, 852345, 855135, 893141, 932373, 1072305, 1075815, 1123629, 1231165, 1235195, 1296495, 1553955, 1872715, 2216097, 2223351, 2557035, 2565405, 2679423, 2797119, 3211507, 3370887, 3693495, 3705585, 3889485, 4465705, 4661865, 4869059, 5618145, 6648291, 6670053, 8038269, 9634521, 10112661, 11080485, 11116755, 11610833, 13397115, 13985595, 14607177, 16057535, 16854435, 24114807, 24345295, 28903563, 33241455, 33350265, 34832499, 40191345, 43821531, 48172605, 50563305, 58054165, 73035885, 86710689, 104497497, 120574035, 131464593, 144517815, 150940829, 174162495, 219107655, 313492491, 433553445, 452822487, 522487485, 657322965, 754704145, 1358467461, 1567462455, 2264112435, 4075402383, 6792337305, 20377011915]

約数ペア:

[(1, 20377011915), (3, 6792337305), (5, 4075402383), (9, 2264112435), (13, 1567462455), (15, 1358467461), (27, 754704145), (31, 657322965), (39, 522487485), (45, 452822487), (47, 433553445), (65, 313492491), (93, 219107655), (117, 174162495), (135, 150940829), (141, 144517815), (155, 131464593), (169, 120574035), (195, 104497497), (235, 86710689), (279, 73035885), (351, 58054165), (403, 50563305), (423, 48172605), (465, 43821531), (507, 40191345), (585, 34832499), (611, 33350265), (613, 33241455), (705, 28903563), (837, 24345295), (845, 24114807), (1209, 16854435), (1269, 16057535), (1395, 14607177), (1457, 13985595), (1521, 13397115), (1755, 11610833), (1833, 11116755), (1839, 11080485), (2015, 10112661), (2115, 9634521), (2535, 8038269), (3055, 6670053), (3065, 6648291), (3627, 5618145), (4185, 4869059), (4371, 4661865), (4563, 4465705), (5239, 3889485), (5499, 3705585), (5517, 3693495), (6045, 3370887), (6345, 3211507), (7285, 2797119), (7605, 2679423), (7943, 2565405), (7969, 2557035), (9165, 2223351), (9195, 2216097), (10881, 1872715), (13113, 1553955), (15717, 1296495), (16497, 1235195), (16551, 1231165), (18135, 1123629), (18941, 1075815), (19003, 1072305), (21855, 932373), (22815, 893141), (23829, 855135), (23907, 852345), (26195, 777897), (27495, 741117), (27585, 738699), (28811, 707265), (39339, 517985), (39715, 513081), (39845, 511407), (47151, 432165), (54405, 374543), (56823, 358605), (57009, 357435), (65565, 310791), (71487, 285045), (71721, 284115), (78585, 259299), (82485, 247039), (82755, 246233), (86433, 235755), (94705, 215163), (95015, 214461), (103597, 196695), (119145, 171027), (119535, 170469), (141453, 144055)]