20605411596

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{6971}}^1$

素因数の和:7460

約数の個数: 144

約数和(自身を含む): 61155706752

約数和(自身を除く): 40550295156

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 308, 457, 462, 539, 588, 914, 924, 1078, 1371, 1617, 1828, 2156, 2742, 3199, 3234, 5027, 5484, 6398, 6468, 6971, 9597, 10054, 12796, 13942, 15081, 19194, 20108, 20913, 22393, 27884, 30162, 35189, 38388, 41826, 44786, 48797, 60324, 67179, 70378, 76681, 83652, 89572, 97594, 105567, 134358, 140756, 146391, 153362, 195188, 211134, 230043, 246323, 268716, 292782, 306724, 341579, 422268, 460086, 492646, 536767, 585564, 683158, 738969, 920172, 985292, 1024737, 1073534, 1366316, 1477938, 1610301, 2049474, 2147068, 2955876, 3185747, 3220602, 3757369, 4098948, 6371494, 6441204, 7514738, 9557241, 11272107, 12742988, 15029476, 19114482, 22300229, 22544214, 35043217, 38228964, 44600458, 45088428, 66900687, 70086434, 89200916, 105129651, 133801374, 140172868, 156101603, 210259302, 245302519, 267602748, 312203206, 420518604, 468304809, 490605038, 624406412, 735907557, 936609618, 981210076, 1471815114, 1717117633, 1873219236, 2943630228, 3434235266, 5151352899, 6868470532, 10302705798, 20605411596]

約数ペア:

[(1, 20605411596), (2, 10302705798), (3, 6868470532), (4, 5151352899), (6, 3434235266), (7, 2943630228), (11, 1873219236), (12, 1717117633), (14, 1471815114), (21, 981210076), (22, 936609618), (28, 735907557), (33, 624406412), (42, 490605038), (44, 468304809), (49, 420518604), (66, 312203206), (77, 267602748), (84, 245302519), (98, 210259302), (132, 156101603), (147, 140172868), (154, 133801374), (196, 105129651), (231, 89200916), (294, 70086434), (308, 66900687), (457, 45088428), (462, 44600458), (539, 38228964), (588, 35043217), (914, 22544214), (924, 22300229), (1078, 19114482), (1371, 15029476), (1617, 12742988), (1828, 11272107), (2156, 9557241), (2742, 7514738), (3199, 6441204), (3234, 6371494), (5027, 4098948), (5484, 3757369), (6398, 3220602), (6468, 3185747), (6971, 2955876), (9597, 2147068), (10054, 2049474), (12796, 1610301), (13942, 1477938), (15081, 1366316), (19194, 1073534), (20108, 1024737), (20913, 985292), (22393, 920172), (27884, 738969), (30162, 683158), (35189, 585564), (38388, 536767), (41826, 492646), (44786, 460086), (48797, 422268), (60324, 341579), (67179, 306724), (70378, 292782), (76681, 268716), (83652, 246323), (89572, 230043), (97594, 211134), (105567, 195188), (134358, 153362), (140756, 146391)]