20198060864

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{1213}}^1\times {\mathrm{4909}}^1$

素因数の和:6187

約数の個数: 56

約数和(自身を含む): 40878754920

約数和(自身を除く): 20680694056

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 212, 424, 848, 1213, 1696, 2426, 3392, 4852, 4909, 9704, 9818, 19408, 19636, 38816, 39272, 64289, 77632, 78544, 128578, 157088, 257156, 260177, 314176, 514312, 520354, 1028624, 1040708, 2057248, 2081416, 4114496, 4162832, 5954617, 8325664, 11909234, 16651328, 23818468, 47636936, 95273872, 190547744, 315594701, 381095488, 631189402, 1262378804, 2524757608, 5049515216, 10099030432, 20198060864]

約数ペア:

[(1, 20198060864), (2, 10099030432), (4, 5049515216), (8, 2524757608), (16, 1262378804), (32, 631189402), (53, 381095488), (64, 315594701), (106, 190547744), (212, 95273872), (424, 47636936), (848, 23818468), (1213, 16651328), (1696, 11909234), (2426, 8325664), (3392, 5954617), (4852, 4162832), (4909, 4114496), (9704, 2081416), (9818, 2057248), (19408, 1040708), (19636, 1028624), (38816, 520354), (39272, 514312), (64289, 314176), (77632, 260177), (78544, 257156), (128578, 157088)]