20785568

素因数分解:

$2^5\times {\mathrm{461}}^1\times {\mathrm{1409}}^1$

素因数の和:1880

約数の個数: 24

約数和(自身を含む): 41039460

約数和(自身を除く): 20253892

約数列:

[1, 2, 4, 8, 16, 32, 461, 922, 1409, 1844, 2818, 3688, 5636, 7376, 11272, 14752, 22544, 45088, 649549, 1299098, 2598196, 5196392, 10392784, 20785568]

約数ペア:

[(1, 20785568), (2, 10392784), (4, 5196392), (8, 2598196), (16, 1299098), (32, 649549), (461, 45088), (922, 22544), (1409, 14752), (1844, 11272), (2818, 7376), (3688, 5636)]