19904922

素因数分解:

$2^1\times 3^2\times {\mathrm{313}}^1\times {\mathrm{3533}}^1$

素因数の和:3854

約数の個数: 24

約数和(自身を含む): 43277364

約数和(自身を除く): 23372442

約数列:

[1, 2, 3, 6, 9, 18, 313, 626, 939, 1878, 2817, 3533, 5634, 7066, 10599, 21198, 31797, 63594, 1105829, 2211658, 3317487, 6634974, 9952461, 19904922]

約数ペア:

[(1, 19904922), (2, 9952461), (3, 6634974), (6, 3317487), (9, 2211658), (18, 1105829), (313, 63594), (626, 31797), (939, 21198), (1878, 10599), (2817, 7066), (3533, 5634)]