20195073

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{313}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 29978208

約数和(自身を除く): 9783135

約数列:

[1, 3, 9, 67, 107, 201, 313, 321, 603, 939, 963, 2817, 7169, 20971, 21507, 33491, 62913, 64521, 100473, 188739, 301419, 2243897, 6731691, 20195073]

約数ペア:

[(1, 20195073), (3, 6731691), (9, 2243897), (67, 301419), (107, 188739), (201, 100473), (313, 64521), (321, 62913), (603, 33491), (939, 21507), (963, 20971), (2817, 7169)]