20184977239

素因数分解:

$7^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{349}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 24310272000

約数和(自身を除く): 4125294761

約数列:

[1, 7, 49, 67, 79, 223, 349, 469, 553, 1561, 2443, 3283, 3871, 5293, 10927, 14941, 17101, 17617, 23383, 27571, 37051, 77827, 104587, 123319, 163681, 192997, 259357, 544789, 732109, 863233, 1145767, 1180339, 1350979, 1847257, 3813523, 5214409, 6148333, 8262373, 12930799, 36500863, 43038331, 57836611, 90515593, 255506041, 301268317, 411938311, 2883568177, 20184977239]

約数ペア:

[(1, 20184977239), (7, 2883568177), (49, 411938311), (67, 301268317), (79, 255506041), (223, 90515593), (349, 57836611), (469, 43038331), (553, 36500863), (1561, 12930799), (2443, 8262373), (3283, 6148333), (3871, 5214409), (5293, 3813523), (10927, 1847257), (14941, 1350979), (17101, 1180339), (17617, 1145767), (23383, 863233), (27571, 732109), (37051, 544789), (77827, 259357), (104587, 192997), (123319, 163681)]