20403021457

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{10243}}^1$

素因数の和:10382

約数の個数: 48

約数和(自身を含む): 26486066880

約数和(自身を除く): 6083045423

約数列:

[1, 7, 13, 49, 53, 59, 91, 371, 413, 637, 689, 767, 2597, 2891, 3127, 4823, 5369, 10243, 21889, 33761, 37583, 40651, 71701, 133159, 153223, 284557, 501907, 542879, 604337, 932113, 1991899, 3800153, 4230359, 6524791, 7057427, 7856381, 26601071, 29612513, 32029861, 49401989, 54994667, 224209027, 345813923, 384962669, 416388193, 1569463189, 2914717351, 20403021457]

約数ペア:

[(1, 20403021457), (7, 2914717351), (13, 1569463189), (49, 416388193), (53, 384962669), (59, 345813923), (91, 224209027), (371, 54994667), (413, 49401989), (637, 32029861), (689, 29612513), (767, 26601071), (2597, 7856381), (2891, 7057427), (3127, 6524791), (4823, 4230359), (5369, 3800153), (10243, 1991899), (21889, 932113), (33761, 604337), (37583, 542879), (40651, 501907), (71701, 284557), (133159, 153223)]