19852144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{95443}}^1$

素因数の和:95464

約数の個数: 20

約数和(自身を含む): 41422696

約数和(自身を除く): 21570552

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 95443, 190886, 381772, 763544, 1240759, 1527088, 2481518, 4963036, 9926072, 19852144]

約数ペア:

[(1, 19852144), (2, 9926072), (4, 4963036), (8, 2481518), (13, 1527088), (16, 1240759), (26, 763544), (52, 381772), (104, 190886), (208, 95443)]