19523896

素因数分解:

$2^3\times 7^1\times {\mathrm{443}}^1\times {\mathrm{787}}^1$

素因数の和:1243

約数の個数: 32

約数和(自身を含む): 41984640

約数和(自身を除く): 22460744

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 443, 787, 886, 1574, 1772, 3101, 3148, 3544, 5509, 6202, 6296, 11018, 12404, 22036, 24808, 44072, 348641, 697282, 1394564, 2440487, 2789128, 4880974, 9761948, 19523896]

約数ペア:

[(1, 19523896), (2, 9761948), (4, 4880974), (7, 2789128), (8, 2440487), (14, 1394564), (28, 697282), (56, 348641), (443, 44072), (787, 24808), (886, 22036), (1574, 12404), (1772, 11018), (3101, 6296), (3148, 6202), (3544, 5509)]