18996909112

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1492529}}^1$

素因数の和:1492615

約数の個数: 32

約数和(自身を含む): 37432652400

約数和(自身を除く): 18435743288

約数列:

[1, 2, 4, 8, 37, 43, 74, 86, 148, 172, 296, 344, 1591, 3182, 6364, 12728, 1492529, 2985058, 5970116, 11940232, 55223573, 64178747, 110447146, 128357494, 220894292, 256714988, 441788584, 513429976, 2374613639, 4749227278, 9498454556, 18996909112]

約数ペア:

[(1, 18996909112), (2, 9498454556), (4, 4749227278), (8, 2374613639), (37, 513429976), (43, 441788584), (74, 256714988), (86, 220894292), (148, 128357494), (172, 110447146), (296, 64178747), (344, 55223573), (1591, 11940232), (3182, 5970116), (6364, 2985058), (12728, 1492529)]