20161494486

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{193}}^1\times {\mathrm{276359}}^1$

素因数の和:276570

約数の個数: 64

約数和(自身を含む): 51469286400

約数和(自身を除く): 31307791914

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 193, 378, 386, 579, 1158, 1351, 1737, 2702, 3474, 4053, 5211, 8106, 10422, 12159, 24318, 36477, 72954, 276359, 552718, 829077, 1658154, 1934513, 2487231, 3869026, 4974462, 5803539, 7461693, 11607078, 14923386, 17410617, 34821234, 52231851, 53337287, 104463702, 106674574, 160011861, 320023722, 373361009, 480035583, 746722018, 960071166, 1120083027, 1440106749, 2240166054, 2880213498, 3360249081, 6720498162, 10080747243, 20161494486]

約数ペア:

[(1, 20161494486), (2, 10080747243), (3, 6720498162), (6, 3360249081), (7, 2880213498), (9, 2240166054), (14, 1440106749), (18, 1120083027), (21, 960071166), (27, 746722018), (42, 480035583), (54, 373361009), (63, 320023722), (126, 160011861), (189, 106674574), (193, 104463702), (378, 53337287), (386, 52231851), (579, 34821234), (1158, 17410617), (1351, 14923386), (1737, 11607078), (2702, 7461693), (3474, 5803539), (4053, 4974462), (5211, 3869026), (8106, 2487231), (10422, 1934513), (12159, 1658154), (24318, 829077), (36477, 552718), (72954, 276359)]