38779874

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 72640800

約数和(自身を除く): 33860926

約数列:

[1, 2, 7, 14, 19, 38, 49, 59, 98, 118, 133, 266, 353, 413, 706, 826, 931, 1121, 1862, 2242, 2471, 2891, 4942, 5782, 6707, 7847, 13414, 15694, 17297, 20827, 34594, 41654, 46949, 54929, 93898, 109858, 145789, 291578, 328643, 395713, 657286, 791426, 1020523, 2041046, 2769991, 5539982, 19389937, 38779874]

約数ペア:

[(1, 38779874), (2, 19389937), (7, 5539982), (14, 2769991), (19, 2041046), (38, 1020523), (49, 791426), (59, 657286), (98, 395713), (118, 328643), (133, 291578), (266, 145789), (353, 109858), (413, 93898), (706, 54929), (826, 46949), (931, 41654), (1121, 34594), (1862, 20827), (2242, 17297), (2471, 15694), (2891, 13414), (4942, 7847), (5782, 6707)]