18864568

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1571}}^1$

素因数の和:1675

約数の個数: 32

約数和(自身を含む): 37728000

約数和(自身を除く): 18863432

約数列:

[1, 2, 4, 8, 19, 38, 76, 79, 152, 158, 316, 632, 1501, 1571, 3002, 3142, 6004, 6284, 12008, 12568, 29849, 59698, 119396, 124109, 238792, 248218, 496436, 992872, 2358071, 4716142, 9432284, 18864568]

約数ペア:

[(1, 18864568), (2, 9432284), (4, 4716142), (8, 2358071), (19, 992872), (38, 496436), (76, 248218), (79, 238792), (152, 124109), (158, 119396), (316, 59698), (632, 29849), (1501, 12568), (1571, 12008), (3002, 6284), (3142, 6004)]