20906376

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{12269}}^1$

素因数の和:12349

約数の個数: 32

約数和(自身を含む): 53006400

約数和(自身を除く): 32100024

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 12269, 24538, 36807, 49076, 73614, 98152, 147228, 294456, 871099, 1742198, 2613297, 3484396, 5226594, 6968792, 10453188, 20906376]

約数ペア:

[(1, 20906376), (2, 10453188), (3, 6968792), (4, 5226594), (6, 3484396), (8, 2613297), (12, 1742198), (24, 871099), (71, 294456), (142, 147228), (213, 98152), (284, 73614), (426, 49076), (568, 36807), (852, 24538), (1704, 12269)]