20913424

素因数分解:

$2^4\times 7^1\times {\mathrm{186727}}^1$

素因数の和:186742

約数の個数: 20

約数和(自身を含む): 46308544

約数和(自身を除く): 25395120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 186727, 373454, 746908, 1307089, 1493816, 2614178, 2987632, 5228356, 10456712, 20913424]

約数ペア:

[(1, 20913424), (2, 10456712), (4, 5228356), (7, 2987632), (8, 2614178), (14, 1493816), (16, 1307089), (28, 746908), (56, 373454), (112, 186727)]