9918928

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{21377}}^1$

素因数の和:21414

約数の個数: 20

約数和(自身を含む): 19881540

約数和(自身を除く): 9962612

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 21377, 42754, 85508, 171016, 342032, 619933, 1239866, 2479732, 4959464, 9918928]

約数ペア:

[(1, 9918928), (2, 4959464), (4, 2479732), (8, 1239866), (16, 619933), (29, 342032), (58, 171016), (116, 85508), (232, 42754), (464, 21377)]