39784276

素因数分解:

$2^2\times 7^2\times {\mathrm{202981}}^1$

素因数の和:202999

約数の個数: 18

約数和(自身を含む): 80989818

約数和(自身を除く): 41205542

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 202981, 405962, 811924, 1420867, 2841734, 5683468, 9946069, 19892138, 39784276]

約数ペア:

[(1, 39784276), (2, 19892138), (4, 9946069), (7, 5683468), (14, 2841734), (28, 1420867), (49, 811924), (98, 405962), (196, 202981)]