20181025551

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{27011}}^1$

素因数の和:27231

約数の個数: 32

約数和(自身を含む): 28379455488

約数和(自身を除く): 8198429937

約数列:

[1, 3, 37, 53, 111, 127, 159, 381, 1961, 4699, 5883, 6731, 14097, 20193, 27011, 81033, 249047, 747141, 999407, 1431583, 2998221, 3430397, 4294749, 10291191, 52968571, 126924689, 158905713, 181811041, 380774067, 545433123, 6727008517, 20181025551]

約数ペア:

[(1, 20181025551), (3, 6727008517), (37, 545433123), (53, 380774067), (111, 181811041), (127, 158905713), (159, 126924689), (381, 52968571), (1961, 10291191), (4699, 4294749), (5883, 3430397), (6731, 2998221), (14097, 1431583), (20193, 999407), (27011, 747141), (81033, 249047)]