20147176053

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{16111}}^1$

素因数の和:16310

約数の個数: 48

約数和(自身を含む): 31368130560

約数和(自身を除く): 11220954507

約数列:

[1, 3, 9, 19, 57, 71, 103, 171, 213, 309, 639, 927, 1349, 1957, 4047, 5871, 7313, 12141, 16111, 17613, 21939, 48333, 65817, 138947, 144999, 306109, 416841, 918327, 1143881, 1250523, 1659433, 2754981, 3431643, 4978299, 10294929, 14934897, 21733739, 31529227, 65201217, 94587681, 117819743, 195603651, 283763043, 353459229, 1060377687, 2238575117, 6715725351, 20147176053]

約数ペア:

[(1, 20147176053), (3, 6715725351), (9, 2238575117), (19, 1060377687), (57, 353459229), (71, 283763043), (103, 195603651), (171, 117819743), (213, 94587681), (309, 65201217), (639, 31529227), (927, 21733739), (1349, 14934897), (1957, 10294929), (4047, 4978299), (5871, 3431643), (7313, 2754981), (12141, 1659433), (16111, 1250523), (17613, 1143881), (21939, 918327), (48333, 416841), (65817, 306109), (138947, 144999)]