19927456

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{6997}}^1$

素因数の和:7096

約数の個数: 24

約数和(自身を含む): 39678660

約数和(自身を除く): 19751204

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 356, 712, 1424, 2848, 6997, 13994, 27988, 55976, 111952, 223904, 622733, 1245466, 2490932, 4981864, 9963728, 19927456]

約数ペア:

[(1, 19927456), (2, 9963728), (4, 4981864), (8, 2490932), (16, 1245466), (32, 622733), (89, 223904), (178, 111952), (356, 55976), (712, 27988), (1424, 13994), (2848, 6997)]