20090396

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{673}}^1$

素因数の和:1133

約数の個数: 24

約数和(自身を含む): 37366560

約数和(自身を除く): 17276164

約数列:

[1, 2, 4, 17, 34, 68, 439, 673, 878, 1346, 1756, 2692, 7463, 11441, 14926, 22882, 29852, 45764, 295447, 590894, 1181788, 5022599, 10045198, 20090396]

約数ペア:

[(1, 20090396), (2, 10045198), (4, 5022599), (17, 1181788), (34, 590894), (68, 295447), (439, 45764), (673, 29852), (878, 22882), (1346, 14926), (1756, 11441), (2692, 7463)]