20377404

素因数分解:

$2^2\times 3^2\times {\mathrm{127}}^1\times {\mathrm{4457}}^1$

素因数の和:4594

約数の個数: 36

約数和(自身を含む): 51926784

約数和(自身を除く): 31549380

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 127, 254, 381, 508, 762, 1143, 1524, 2286, 4457, 4572, 8914, 13371, 17828, 26742, 40113, 53484, 80226, 160452, 566039, 1132078, 1698117, 2264156, 3396234, 5094351, 6792468, 10188702, 20377404]

約数ペア:

[(1, 20377404), (2, 10188702), (3, 6792468), (4, 5094351), (6, 3396234), (9, 2264156), (12, 1698117), (18, 1132078), (36, 566039), (127, 160452), (254, 80226), (381, 53484), (508, 40113), (762, 26742), (1143, 17828), (1524, 13371), (2286, 8914), (4457, 4572)]