20149280518

素因数分解:

$2^1\times {\mathrm{251}}^1\times {\mathrm{4129}}^1\times {\mathrm{9721}}^1$

素因数の和:14103

約数の個数: 16

約数和(自身を含む): 30354806160

約数和(自身を除く): 10205525642

約数列:

[1, 2, 251, 502, 4129, 8258, 9721, 19442, 1036379, 2072758, 2439971, 4879942, 40138009, 80276018, 10074640259, 20149280518]

約数ペア:

[(1, 20149280518), (2, 10074640259), (251, 80276018), (502, 40138009), (4129, 4879942), (8258, 2439971), (9721, 2072758), (19442, 1036379)]