20015304

素因数分解:

$2^3\times 3^1\times {\mathrm{643}}^1\times {\mathrm{1297}}^1$

素因数の和:1949

約数の個数: 32

約数和(自身を含む): 50154720

約数和(自身を除く): 30139416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 643, 1286, 1297, 1929, 2572, 2594, 3858, 3891, 5144, 5188, 7716, 7782, 10376, 15432, 15564, 31128, 833971, 1667942, 2501913, 3335884, 5003826, 6671768, 10007652, 20015304]

約数ペア:

[(1, 20015304), (2, 10007652), (3, 6671768), (4, 5003826), (6, 3335884), (8, 2501913), (12, 1667942), (24, 833971), (643, 31128), (1286, 15564), (1297, 15432), (1929, 10376), (2572, 7782), (2594, 7716), (3858, 5188), (3891, 5144)]