20869268

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{2579}}^1$

素因数の和:2624

約数の個数: 36

約数和(自身を含む): 44355360

約数和(自身を除く): 23486092

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 289, 476, 578, 1156, 2023, 2579, 4046, 5158, 8092, 10316, 18053, 36106, 43843, 72212, 87686, 175372, 306901, 613802, 745331, 1227604, 1490662, 2981324, 5217317, 10434634, 20869268]

約数ペア:

[(1, 20869268), (2, 10434634), (4, 5217317), (7, 2981324), (14, 1490662), (17, 1227604), (28, 745331), (34, 613802), (68, 306901), (119, 175372), (238, 87686), (289, 72212), (476, 43843), (578, 36106), (1156, 18053), (2023, 10316), (2579, 8092), (4046, 5158)]