20235138

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6257}}^1$

素因数の和:6287

約数の個数: 48

約数和(自身を含む): 51365664

約数和(自身を除く): 31130526

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 98, 147, 154, 231, 294, 462, 539, 1078, 1617, 3234, 6257, 12514, 18771, 37542, 43799, 68827, 87598, 131397, 137654, 206481, 262794, 306593, 412962, 481789, 613186, 919779, 963578, 1445367, 1839558, 2890734, 3372523, 6745046, 10117569, 20235138]

約数ペア:

[(1, 20235138), (2, 10117569), (3, 6745046), (6, 3372523), (7, 2890734), (11, 1839558), (14, 1445367), (21, 963578), (22, 919779), (33, 613186), (42, 481789), (49, 412962), (66, 306593), (77, 262794), (98, 206481), (147, 137654), (154, 131397), (231, 87598), (294, 68827), (462, 43799), (539, 37542), (1078, 18771), (1617, 12514), (3234, 6257)]