20147208

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 52565760

約数和(自身を除く): 32418552

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 53, 94, 106, 141, 159, 188, 212, 282, 318, 337, 376, 424, 564, 636, 674, 1011, 1128, 1272, 1348, 2022, 2491, 2696, 4044, 4982, 7473, 8088, 9964, 14946, 15839, 17861, 19928, 29892, 31678, 35722, 47517, 53583, 59784, 63356, 71444, 95034, 107166, 126712, 142888, 190068, 214332, 380136, 428664, 839467, 1678934, 2518401, 3357868, 5036802, 6715736, 10073604, 20147208]

約数ペア:

[(1, 20147208), (2, 10073604), (3, 6715736), (4, 5036802), (6, 3357868), (8, 2518401), (12, 1678934), (24, 839467), (47, 428664), (53, 380136), (94, 214332), (106, 190068), (141, 142888), (159, 126712), (188, 107166), (212, 95034), (282, 71444), (318, 63356), (337, 59784), (376, 53583), (424, 47517), (564, 35722), (636, 31678), (674, 29892), (1011, 19928), (1128, 17861), (1272, 15839), (1348, 14946), (2022, 9964), (2491, 8088), (2696, 7473), (4044, 4982)]