20228274

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{283}}^1$

素因数の和:340

約数の個数: 72

約数和(自身を含む): 50639472

約数和(自身を除く): 30411198

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 283, 342, 361, 418, 566, 627, 722, 849, 1083, 1254, 1698, 1881, 2166, 2547, 3113, 3249, 3762, 3971, 5094, 5377, 6226, 6498, 7942, 9339, 10754, 11913, 16131, 18678, 23826, 28017, 32262, 35739, 48393, 56034, 59147, 71478, 96786, 102163, 118294, 177441, 204326, 306489, 354882, 532323, 612978, 919467, 1064646, 1123793, 1838934, 2247586, 3371379, 6742758, 10114137, 20228274]

約数ペア:

[(1, 20228274), (2, 10114137), (3, 6742758), (6, 3371379), (9, 2247586), (11, 1838934), (18, 1123793), (19, 1064646), (22, 919467), (33, 612978), (38, 532323), (57, 354882), (66, 306489), (99, 204326), (114, 177441), (171, 118294), (198, 102163), (209, 96786), (283, 71478), (342, 59147), (361, 56034), (418, 48393), (566, 35739), (627, 32262), (722, 28017), (849, 23826), (1083, 18678), (1254, 16131), (1698, 11913), (1881, 10754), (2166, 9339), (2547, 7942), (3113, 6498), (3249, 6226), (3762, 5377), (3971, 5094)]