20512086

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{9967}}^1$

素因数の和:9993

約数の個数: 32

約数和(自身を含む): 47846400

約数和(自身を除く): 27334314

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 9967, 19934, 29901, 59802, 69769, 139538, 209307, 418614, 488383, 976766, 1465149, 2930298, 3418681, 6837362, 10256043, 20512086]

約数ペア:

[(1, 20512086), (2, 10256043), (3, 6837362), (6, 3418681), (7, 2930298), (14, 1465149), (21, 976766), (42, 488383), (49, 418614), (98, 209307), (147, 139538), (294, 69769), (343, 59802), (686, 29901), (1029, 19934), (2058, 9967)]