19804807848

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{121157}}^1$

素因数の和:121319

約数の個数: 96

約数和(自身を含む): 58010450400

約数和(自身を除く): 38205642552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 139, 147, 168, 196, 278, 294, 392, 417, 556, 588, 834, 973, 1112, 1176, 1668, 1946, 2919, 3336, 3892, 5838, 6811, 7784, 11676, 13622, 20433, 23352, 27244, 40866, 54488, 81732, 121157, 163464, 242314, 363471, 484628, 726942, 848099, 969256, 1453884, 1696198, 2544297, 2907768, 3392396, 5088594, 5936693, 6784792, 10177188, 11873386, 16840823, 17810079, 20354376, 23746772, 33681646, 35620158, 47493544, 50522469, 67363292, 71240316, 101044938, 117885761, 134726584, 142480632, 202089876, 235771522, 353657283, 404179752, 471543044, 707314566, 825200327, 943086088, 1414629132, 1650400654, 2475600981, 2829258264, 3300801308, 4951201962, 6601602616, 9902403924, 19804807848]

約数ペア:

[(1, 19804807848), (2, 9902403924), (3, 6601602616), (4, 4951201962), (6, 3300801308), (7, 2829258264), (8, 2475600981), (12, 1650400654), (14, 1414629132), (21, 943086088), (24, 825200327), (28, 707314566), (42, 471543044), (49, 404179752), (56, 353657283), (84, 235771522), (98, 202089876), (139, 142480632), (147, 134726584), (168, 117885761), (196, 101044938), (278, 71240316), (294, 67363292), (392, 50522469), (417, 47493544), (556, 35620158), (588, 33681646), (834, 23746772), (973, 20354376), (1112, 17810079), (1176, 16840823), (1668, 11873386), (1946, 10177188), (2919, 6784792), (3336, 5936693), (3892, 5088594), (5838, 3392396), (6811, 2907768), (7784, 2544297), (11676, 1696198), (13622, 1453884), (20433, 969256), (23352, 848099), (27244, 726942), (40866, 484628), (54488, 363471), (81732, 242314), (121157, 163464)]