20542211874

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^2\times {\mathrm{351257}}^1$

素因数の和:351309

約数の個数: 60

約数和(自身を含む): 48580035174

約数和(自身を除く): 28037823300

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 361, 513, 722, 1026, 1083, 1539, 2166, 3078, 3249, 6498, 9747, 19494, 29241, 58482, 351257, 702514, 1053771, 2107542, 3161313, 6322626, 6673883, 9483939, 13347766, 18967878, 20021649, 28451817, 40043298, 56903634, 60064947, 120129894, 126803777, 180194841, 253607554, 360389682, 380411331, 540584523, 760822662, 1081169046, 1141233993, 2282467986, 3423701979, 6847403958, 10271105937, 20542211874]

約数ペア:

[(1, 20542211874), (2, 10271105937), (3, 6847403958), (6, 3423701979), (9, 2282467986), (18, 1141233993), (19, 1081169046), (27, 760822662), (38, 540584523), (54, 380411331), (57, 360389682), (81, 253607554), (114, 180194841), (162, 126803777), (171, 120129894), (342, 60064947), (361, 56903634), (513, 40043298), (722, 28451817), (1026, 20021649), (1083, 18967878), (1539, 13347766), (2166, 9483939), (3078, 6673883), (3249, 6322626), (6498, 3161313), (9747, 2107542), (19494, 1053771), (29241, 702514), (58482, 351257)]