20343837885

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{892861}}^1$

素因数の和:892914

約数の個数: 48

約数和(自身を含む): 39085926912

約数和(自身を除く): 18742089027

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 49, 93, 105, 147, 155, 217, 245, 465, 651, 735, 1085, 1519, 3255, 4557, 7595, 22785, 892861, 2678583, 4464305, 6250027, 13392915, 18750081, 27678691, 31250135, 43750189, 83036073, 93750405, 131250567, 138393455, 193750837, 218750945, 415180365, 581252511, 656252835, 968754185, 1356255859, 2906262555, 4068767577, 6781279295, 20343837885]

約数ペア:

[(1, 20343837885), (3, 6781279295), (5, 4068767577), (7, 2906262555), (15, 1356255859), (21, 968754185), (31, 656252835), (35, 581252511), (49, 415180365), (93, 218750945), (105, 193750837), (147, 138393455), (155, 131250567), (217, 93750405), (245, 83036073), (465, 43750189), (651, 31250135), (735, 27678691), (1085, 18750081), (1519, 13392915), (3255, 6250027), (4557, 4464305), (7595, 2678583), (22785, 892861)]