20690495976

素因数分解:

$2^3\times 3^1\times {\mathrm{109}}^1\times {\mathrm{1579}}^1\times {\mathrm{5009}}^1$

素因数の和:6706

約数の個数: 64

約数和(自身を含む): 52244280000

約数和(自身を除く): 31553784024

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 109, 218, 327, 436, 654, 872, 1308, 1579, 2616, 3158, 4737, 5009, 6316, 9474, 10018, 12632, 15027, 18948, 20036, 30054, 37896, 40072, 60108, 120216, 172111, 344222, 516333, 545981, 688444, 1032666, 1091962, 1376888, 1637943, 2065332, 2183924, 3275886, 4130664, 4367848, 6551772, 7909211, 13103544, 15818422, 23727633, 31636844, 47455266, 63273688, 94910532, 189821064, 862103999, 1724207998, 2586311997, 3448415996, 5172623994, 6896831992, 10345247988, 20690495976]

約数ペア:

[(1, 20690495976), (2, 10345247988), (3, 6896831992), (4, 5172623994), (6, 3448415996), (8, 2586311997), (12, 1724207998), (24, 862103999), (109, 189821064), (218, 94910532), (327, 63273688), (436, 47455266), (654, 31636844), (872, 23727633), (1308, 15818422), (1579, 13103544), (2616, 7909211), (3158, 6551772), (4737, 4367848), (5009, 4130664), (6316, 3275886), (9474, 2183924), (10018, 2065332), (12632, 1637943), (15027, 1376888), (18948, 1091962), (20036, 1032666), (30054, 688444), (37896, 545981), (40072, 516333), (60108, 344222), (120216, 172111)]