20544296

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5209}}^1$

素因数の和:5261

約数の個数: 32

約数和(自身を含む): 42201000

約数和(自身を除く): 21656704

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 136, 232, 493, 986, 1972, 3944, 5209, 10418, 20836, 41672, 88553, 151061, 177106, 302122, 354212, 604244, 708424, 1208488, 2568037, 5136074, 10272148, 20544296]

約数ペア:

[(1, 20544296), (2, 10272148), (4, 5136074), (8, 2568037), (17, 1208488), (29, 708424), (34, 604244), (58, 354212), (68, 302122), (116, 177106), (136, 151061), (232, 88553), (493, 41672), (986, 20836), (1972, 10418), (3944, 5209)]