15801008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{51977}}^1$

素因数の和:52004

約数の個数: 20

約数和(自身を含む): 32226360

約数和(自身を除く): 16425352

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 51977, 103954, 207908, 415816, 831632, 987563, 1975126, 3950252, 7900504, 15801008]

約数ペア:

[(1, 15801008), (2, 7900504), (4, 3950252), (8, 1975126), (16, 987563), (19, 831632), (38, 415816), (76, 207908), (152, 103954), (304, 51977)]