20228523

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 33970176

約数和(自身を除く): 13741653

約数列:

[1, 3, 7, 21, 23, 31, 49, 69, 93, 147, 161, 193, 217, 483, 579, 651, 713, 1127, 1351, 1519, 2139, 3381, 4053, 4439, 4557, 4991, 5983, 9457, 13317, 14973, 17949, 28371, 31073, 34937, 41881, 93219, 104811, 125643, 137609, 217511, 293167, 412827, 652533, 879501, 963263, 2889789, 6742841, 20228523]

約数ペア:

[(1, 20228523), (3, 6742841), (7, 2889789), (21, 963263), (23, 879501), (31, 652533), (49, 412827), (69, 293167), (93, 217511), (147, 137609), (161, 125643), (193, 104811), (217, 93219), (483, 41881), (579, 34937), (651, 31073), (713, 28371), (1127, 17949), (1351, 14973), (1519, 13317), (2139, 9457), (3381, 5983), (4053, 4991), (4439, 4557)]