20163219958

素因数分解:

$2^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{521}}^1\times {\mathrm{18307}}^1$

素因数の和:18988

約数の個数: 32

約数和(自身を含む): 34863118848

約数和(自身を除く): 14699898890

約数列:

[1, 2, 7, 14, 151, 302, 521, 1042, 1057, 2114, 3647, 7294, 18307, 36614, 78671, 128149, 157342, 256298, 550697, 1101394, 2764357, 5528714, 9537947, 19075894, 19350499, 38700998, 66765629, 133531258, 1440229997, 2880459994, 10081609979, 20163219958]

約数ペア:

[(1, 20163219958), (2, 10081609979), (7, 2880459994), (14, 1440229997), (151, 133531258), (302, 66765629), (521, 38700998), (1042, 19350499), (1057, 19075894), (2114, 9537947), (3647, 5528714), (7294, 2764357), (18307, 1101394), (36614, 550697), (78671, 256298), (128149, 157342)]