131319184

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{1721}}^1$

素因数の和:1999

約数の個数: 40

約数和(自身を含む): 269045280

約数和(自身を除く): 137726096

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 251, 304, 502, 1004, 1721, 2008, 3442, 4016, 4769, 6884, 9538, 13768, 19076, 27536, 32699, 38152, 65398, 76304, 130796, 261592, 431971, 523184, 863942, 1727884, 3455768, 6911536, 8207449, 16414898, 32829796, 65659592, 131319184]

約数ペア:

[(1, 131319184), (2, 65659592), (4, 32829796), (8, 16414898), (16, 8207449), (19, 6911536), (38, 3455768), (76, 1727884), (152, 863942), (251, 523184), (304, 431971), (502, 261592), (1004, 130796), (1721, 76304), (2008, 65398), (3442, 38152), (4016, 32699), (4769, 27536), (6884, 19076), (9538, 13768)]