20190678

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{883}}^1$

素因数の和:1028

約数の個数: 32

約数和(自身を含む): 41922816

約数和(自身を除く): 21732138

約数列:

[1, 2, 3, 6, 37, 74, 103, 111, 206, 222, 309, 618, 883, 1766, 2649, 3811, 5298, 7622, 11433, 22866, 32671, 65342, 90949, 98013, 181898, 196026, 272847, 545694, 3365113, 6730226, 10095339, 20190678]

約数ペア:

[(1, 20190678), (2, 10095339), (3, 6730226), (6, 3365113), (37, 545694), (74, 272847), (103, 196026), (111, 181898), (206, 98013), (222, 90949), (309, 65342), (618, 32671), (883, 22866), (1766, 11433), (2649, 7622), (3811, 5298)]