81112216

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{533633}}^1$

素因数の和:533658

約数の個数: 16

約数和(自身を含む): 160090200

約数和(自身を除く): 78977984

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 533633, 1067266, 2134532, 4269064, 10139027, 20278054, 40556108, 81112216]

約数ペア:

[(1, 81112216), (2, 40556108), (4, 20278054), (8, 10139027), (19, 4269064), (38, 2134532), (76, 1067266), (152, 533633)]