20789636

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{25603}}^1$

素因数の和:25643

約数の個数: 24

約数和(自身を含む): 43014720

約数和(自身を除く): 22225084

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 25603, 51206, 102412, 179221, 358442, 716884, 742487, 1484974, 2969948, 5197409, 10394818, 20789636]

約数ペア:

[(1, 20789636), (2, 10394818), (4, 5197409), (7, 2969948), (14, 1484974), (28, 742487), (29, 716884), (58, 358442), (116, 179221), (203, 102412), (406, 51206), (812, 25603)]