20216932155

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{7131193}}^1$

素因数の和:7131217

約数の個数: 40

約数和(自身を含む): 41417974752

約数和(自身を除く): 21201042597

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 7131193, 21393579, 35655965, 49918351, 64180737, 106967895, 149755053, 192542211, 249591755, 320903685, 449265159, 577626633, 748775265, 962711055, 1347795477, 2246325795, 2888133165, 4043386431, 6738977385, 20216932155]

約数ペア:

[(1, 20216932155), (3, 6738977385), (5, 4043386431), (7, 2888133165), (9, 2246325795), (15, 1347795477), (21, 962711055), (27, 748775265), (35, 577626633), (45, 449265159), (63, 320903685), (81, 249591755), (105, 192542211), (135, 149755053), (189, 106967895), (315, 64180737), (405, 49918351), (567, 35655965), (945, 21393579), (2835, 7131193)]