19903552

素因数分解:

$2^6\times {\mathrm{353}}^1\times {\mathrm{881}}^1$

素因数の和:1246

約数の個数: 28

約数和(自身を含む): 39652956

約数和(自身を除く): 19749404

約数列:

[1, 2, 4, 8, 16, 32, 64, 353, 706, 881, 1412, 1762, 2824, 3524, 5648, 7048, 11296, 14096, 22592, 28192, 56384, 310993, 621986, 1243972, 2487944, 4975888, 9951776, 19903552]

約数ペア:

[(1, 19903552), (2, 9951776), (4, 4975888), (8, 2487944), (16, 1243972), (32, 621986), (64, 310993), (353, 56384), (706, 28192), (881, 22592), (1412, 14096), (1762, 11296), (2824, 7048), (3524, 5648)]