20278836

素因数分解:

$2^2\times 3^5\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:723

約数の個数: 72

約数和(自身を含む): 54955264

約数和(自身を除く): 34676428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 243, 279, 324, 372, 486, 558, 673, 837, 972, 1116, 1346, 1674, 2019, 2511, 2692, 3348, 4038, 5022, 6057, 7533, 8076, 10044, 12114, 15066, 18171, 20863, 24228, 30132, 36342, 41726, 54513, 62589, 72684, 83452, 109026, 125178, 163539, 187767, 218052, 250356, 327078, 375534, 563301, 654156, 751068, 1126602, 1689903, 2253204, 3379806, 5069709, 6759612, 10139418, 20278836]

約数ペア:

[(1, 20278836), (2, 10139418), (3, 6759612), (4, 5069709), (6, 3379806), (9, 2253204), (12, 1689903), (18, 1126602), (27, 751068), (31, 654156), (36, 563301), (54, 375534), (62, 327078), (81, 250356), (93, 218052), (108, 187767), (124, 163539), (162, 125178), (186, 109026), (243, 83452), (279, 72684), (324, 62589), (372, 54513), (486, 41726), (558, 36342), (673, 30132), (837, 24228), (972, 20863), (1116, 18171), (1346, 15066), (1674, 12114), (2019, 10044), (2511, 8076), (2692, 7533), (3348, 6057), (4038, 5022)]