20772584

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12791}}^1$

素因数の和:12833

約数の個数: 32

約数和(自身を含む): 46051200

約数和(自身を除く): 25278616

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 12791, 25582, 51164, 89537, 102328, 179074, 358148, 370939, 716296, 741878, 1483756, 2596573, 2967512, 5193146, 10386292, 20772584]

約数ペア:

[(1, 20772584), (2, 10386292), (4, 5193146), (7, 2967512), (8, 2596573), (14, 1483756), (28, 741878), (29, 716296), (56, 370939), (58, 358148), (116, 179074), (203, 102328), (232, 89537), (406, 51164), (812, 25582), (1624, 12791)]