28646836

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{24781}}^1$

素因数の和:24819

約数の個数: 18

約数和(自身を含む): 53256518

約数和(自身を除く): 24609682

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 24781, 49562, 99124, 421277, 842554, 1685108, 7161709, 14323418, 28646836]

約数ペア:

[(1, 28646836), (2, 14323418), (4, 7161709), (17, 1685108), (34, 842554), (68, 421277), (289, 99124), (578, 49562), (1156, 24781)]