20443380286

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2917}}^1\times {\mathrm{10651}}^1$

素因数の和:13624

約数の個数: 32

約数和(自身を含む): 35807081472

約数和(自身を除く): 15363701186

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 2917, 5834, 10651, 20419, 21302, 40838, 74557, 137099, 149114, 274198, 500597, 959693, 1001194, 1919386, 3504179, 7008358, 31068967, 62137934, 217482769, 434965538, 1460241449, 2920482898, 10221690143, 20443380286]

約数ペア:

[(1, 20443380286), (2, 10221690143), (7, 2920482898), (14, 1460241449), (47, 434965538), (94, 217482769), (329, 62137934), (658, 31068967), (2917, 7008358), (5834, 3504179), (10651, 1919386), (20419, 1001194), (21302, 959693), (40838, 500597), (74557, 274198), (137099, 149114)]