20485416

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{121937}}^1$

素因数の和:121953

約数の個数: 32

約数和(自身を含む): 58530240

約数和(自身を除く): 38044824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 121937, 243874, 365811, 487748, 731622, 853559, 975496, 1463244, 1707118, 2560677, 2926488, 3414236, 5121354, 6828472, 10242708, 20485416]

約数ペア:

[(1, 20485416), (2, 10242708), (3, 6828472), (4, 5121354), (6, 3414236), (7, 2926488), (8, 2560677), (12, 1707118), (14, 1463244), (21, 975496), (24, 853559), (28, 731622), (42, 487748), (56, 365811), (84, 243874), (168, 121937)]