25687696

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{84499}}^1$

素因数の和:84526

約数の個数: 20

約数和(自身を含む): 52390000

約数和(自身を除く): 26702304

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 84499, 168998, 337996, 675992, 1351984, 1605481, 3210962, 6421924, 12843848, 25687696]

約数ペア:

[(1, 25687696), (2, 12843848), (4, 6421924), (8, 3210962), (16, 1605481), (19, 1351984), (38, 675992), (76, 337996), (152, 168998), (304, 84499)]