18015868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1741}}^1$

素因数の和:1957

約数の個数: 24

約数和(自身を含む): 34143200

約数和(自身を除く): 16127332

約数列:

[1, 2, 4, 13, 26, 52, 199, 398, 796, 1741, 2587, 3482, 5174, 6964, 10348, 22633, 45266, 90532, 346459, 692918, 1385836, 4503967, 9007934, 18015868]

約数ペア:

[(1, 18015868), (2, 9007934), (4, 4503967), (13, 1385836), (26, 692918), (52, 346459), (199, 90532), (398, 45266), (796, 22633), (1741, 10348), (2587, 6964), (3482, 5174)]