12719408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61151}}^1$

素因数の和:61172

約数の個数: 20

約数和(自身を含む): 26539968

約数和(自身を除く): 13820560

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 61151, 122302, 244604, 489208, 794963, 978416, 1589926, 3179852, 6359704, 12719408]

約数ペア:

[(1, 12719408), (2, 6359704), (4, 3179852), (8, 1589926), (13, 978416), (16, 794963), (26, 489208), (52, 244604), (104, 122302), (208, 61151)]