64770416

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{37139}}^1$

素因数の和:37256

約数の個数: 20

約数和(自身を含む): 126647400

約数和(自身を除く): 61876984

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 37139, 74278, 148556, 297112, 594224, 4048151, 8096302, 16192604, 32385208, 64770416]

約数ペア:

[(1, 64770416), (2, 32385208), (4, 16192604), (8, 8096302), (16, 4048151), (109, 594224), (218, 297112), (436, 148556), (872, 74278), (1744, 37139)]