9979216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47977}}^1$

素因数の和:47998

約数の個数: 20

約数和(自身を含む): 20822452

約数和(自身を除く): 10843236

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 47977, 95954, 191908, 383816, 623701, 767632, 1247402, 2494804, 4989608, 9979216]

約数ペア:

[(1, 9979216), (2, 4989608), (4, 2494804), (8, 1247402), (13, 767632), (16, 623701), (26, 383816), (52, 191908), (104, 95954), (208, 47977)]