12997868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5813}}^1$

素因数の和:5873

約数の個数: 24

約数和(自身を含む): 25069968

約数和(自身を除く): 12072100

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 5813, 11626, 23252, 75569, 151138, 249959, 302276, 499918, 999836, 3249467, 6498934, 12997868]

約数ペア:

[(1, 12997868), (2, 6498934), (4, 3249467), (13, 999836), (26, 499918), (43, 302276), (52, 249959), (86, 151138), (172, 75569), (559, 23252), (1118, 11626), (2236, 5813)]