20853804

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{32789}}^1$

素因数の和:32849

約数の個数: 24

約数和(自身を含む): 49578480

約数和(自身を除く): 28724676

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 32789, 65578, 98367, 131156, 196734, 393468, 1737817, 3475634, 5213451, 6951268, 10426902, 20853804]

約数ペア:

[(1, 20853804), (2, 10426902), (3, 6951268), (4, 5213451), (6, 3475634), (12, 1737817), (53, 393468), (106, 196734), (159, 131156), (212, 98367), (318, 65578), (636, 32789)]