20287072

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{48767}}^1$

素因数の和:48790

約数の個数: 24

約数和(自身を含む): 43013376

約数和(自身を除く): 22726304

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 48767, 97534, 195068, 390136, 633971, 780272, 1267942, 1560544, 2535884, 5071768, 10143536, 20287072]

約数ペア:

[(1, 20287072), (2, 10143536), (4, 5071768), (8, 2535884), (13, 1560544), (16, 1267942), (26, 780272), (32, 633971), (52, 390136), (104, 195068), (208, 97534), (416, 48767)]