20835052

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{18149}}^1$

素因数の和:18201

約数の個数: 24

約数和(自身を含む): 42688800

約数和(自身を除く): 21853748

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 18149, 36298, 72596, 127043, 254086, 508172, 744109, 1488218, 2976436, 5208763, 10417526, 20835052]

約数ペア:

[(1, 20835052), (2, 10417526), (4, 5208763), (7, 2976436), (14, 1488218), (28, 744109), (41, 508172), (82, 254086), (164, 127043), (287, 72596), (574, 36298), (1148, 18149)]