20604704

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{12149}}^1$

素因数の和:12212

約数の個数: 24

約数和(自身を含む): 41334300

約数和(自身を除く): 20729596

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 848, 1696, 12149, 24298, 48596, 97192, 194384, 388768, 643897, 1287794, 2575588, 5151176, 10302352, 20604704]

約数ペア:

[(1, 20604704), (2, 10302352), (4, 5151176), (8, 2575588), (16, 1287794), (32, 643897), (53, 388768), (106, 194384), (212, 97192), (424, 48596), (848, 24298), (1696, 12149)]