20680002

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{54709}}^1$

素因数の和:54727

約数の個数: 32

約数和(自身を含む): 52521600

約数和(自身を除く): 31841598

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 54709, 109418, 164127, 328254, 382963, 492381, 765926, 984762, 1148889, 1477143, 2297778, 2954286, 3446667, 6893334, 10340001, 20680002]

約数ペア:

[(1, 20680002), (2, 10340001), (3, 6893334), (6, 3446667), (7, 2954286), (9, 2297778), (14, 1477143), (18, 1148889), (21, 984762), (27, 765926), (42, 492381), (54, 382963), (63, 328254), (126, 164127), (189, 109418), (378, 54709)]