20531896

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33331}}^1$

素因数の和:33355

約数の個数: 32

約数和(自身を含む): 47998080

約数和(自身を除く): 27466184

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 33331, 66662, 133324, 233317, 266648, 366641, 466634, 733282, 933268, 1466564, 1866536, 2566487, 2933128, 5132974, 10265948, 20531896]

約数ペア:

[(1, 20531896), (2, 10265948), (4, 5132974), (7, 2933128), (8, 2566487), (11, 1866536), (14, 1466564), (22, 933268), (28, 733282), (44, 466634), (56, 366641), (77, 266648), (88, 233317), (154, 133324), (308, 66662), (616, 33331)]