20790184

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2591}}^1$

素因数の和:2673

約数の個数: 32

約数和(自身を含む): 41990400

約数和(自身を除く): 21200216

約数列:

[1, 2, 4, 8, 17, 34, 59, 68, 118, 136, 236, 472, 1003, 2006, 2591, 4012, 5182, 8024, 10364, 20728, 44047, 88094, 152869, 176188, 305738, 352376, 611476, 1222952, 2598773, 5197546, 10395092, 20790184]

約数ペア:

[(1, 20790184), (2, 10395092), (4, 5197546), (8, 2598773), (17, 1222952), (34, 611476), (59, 352376), (68, 305738), (118, 176188), (136, 152869), (236, 88094), (472, 44047), (1003, 20728), (2006, 10364), (2591, 8024), (4012, 5182)]