2861872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{13759}}^1$

素因数の和:13780

約数の個数: 20

約数和(自身を含む): 5971840

約数和(自身を除く): 3109968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 13759, 27518, 55036, 110072, 178867, 220144, 357734, 715468, 1430936, 2861872]

約数ペア:

[(1, 2861872), (2, 1430936), (4, 715468), (8, 357734), (13, 220144), (16, 178867), (26, 110072), (52, 55036), (104, 27518), (208, 13759)]