17888290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{607}}^1$

素因数の和:1042

約数の個数: 32

約数和(自身を含む): 36946944

約数和(自身を除く): 19058654

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 607, 842, 1214, 2105, 2947, 3035, 4210, 4249, 5894, 6070, 8498, 14735, 21245, 29470, 42490, 255547, 511094, 1277735, 1788829, 2555470, 3577658, 8944145, 17888290]

約数ペア:

[(1, 17888290), (2, 8944145), (5, 3577658), (7, 2555470), (10, 1788829), (14, 1277735), (35, 511094), (70, 255547), (421, 42490), (607, 29470), (842, 21245), (1214, 14735), (2105, 8498), (2947, 6070), (3035, 5894), (4210, 4249)]