20512605542

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{3257}}^1$

素因数の和:3382

約数の個数: 96

約数和(自身を含む): 38788079904

約数和(自身を除く): 18275474362

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 61, 122, 143, 209, 247, 286, 361, 418, 494, 671, 722, 793, 1159, 1342, 1586, 2318, 2717, 3257, 3971, 4693, 5434, 6514, 7942, 8723, 9386, 12749, 15067, 17446, 22021, 25498, 30134, 35827, 42341, 44042, 51623, 61883, 71654, 84682, 103246, 123766, 165737, 198677, 242231, 286273, 331474, 397354, 465751, 484462, 572546, 680713, 804479, 931502, 1175777, 1361426, 1608958, 2185447, 2351554, 2582801, 3149003, 3774863, 4370894, 5165602, 6298006, 7549726, 8849269, 12933547, 15285101, 17698538, 25867094, 28410811, 30570202, 41523493, 49073219, 56821622, 71722397, 83046986, 98146438, 143444794, 168136111, 336272222, 539805409, 788946367, 932391161, 1079610818, 1577892734, 1864782322, 10256302771, 20512605542]

約数ペア:

[(1, 20512605542), (2, 10256302771), (11, 1864782322), (13, 1577892734), (19, 1079610818), (22, 932391161), (26, 788946367), (38, 539805409), (61, 336272222), (122, 168136111), (143, 143444794), (209, 98146438), (247, 83046986), (286, 71722397), (361, 56821622), (418, 49073219), (494, 41523493), (671, 30570202), (722, 28410811), (793, 25867094), (1159, 17698538), (1342, 15285101), (1586, 12933547), (2318, 8849269), (2717, 7549726), (3257, 6298006), (3971, 5165602), (4693, 4370894), (5434, 3774863), (6514, 3149003), (7942, 2582801), (8723, 2351554), (9386, 2185447), (12749, 1608958), (15067, 1361426), (17446, 1175777), (22021, 931502), (25498, 804479), (30134, 680713), (35827, 572546), (42341, 484462), (44042, 465751), (51623, 397354), (61883, 331474), (71654, 286273), (84682, 242231), (103246, 198677), (123766, 165737)]