19566128

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{9629}}^1$

素因数の和:9764

約数の個数: 20

約数和(自身を含む): 38211840

約数和(自身を除く): 18645712

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 9629, 19258, 38516, 77032, 154064, 1222883, 2445766, 4891532, 9783064, 19566128]

約数ペア:

[(1, 19566128), (2, 9783064), (4, 4891532), (8, 2445766), (16, 1222883), (127, 154064), (254, 77032), (508, 38516), (1016, 19258), (2032, 9629)]