20977188

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{32983}}^1$

素因数の和:33043

約数の個数: 24

約数和(自身を含む): 49871808

約数和(自身を除く): 28894620

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 32983, 65966, 98949, 131932, 197898, 395796, 1748099, 3496198, 5244297, 6992396, 10488594, 20977188]

約数ペア:

[(1, 20977188), (2, 10488594), (3, 6992396), (4, 5244297), (6, 3496198), (12, 1748099), (53, 395796), (106, 197898), (159, 131932), (212, 98949), (318, 65966), (636, 32983)]