81154168

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{533909}}^1$

素因数の和:533934

約数の個数: 16

約数和(自身を含む): 160173000

約数和(自身を除く): 79018832

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 533909, 1067818, 2135636, 4271272, 10144271, 20288542, 40577084, 81154168]

約数ペア:

[(1, 81154168), (2, 40577084), (4, 20288542), (8, 10144271), (19, 4271272), (38, 2135636), (76, 1067818), (152, 533909)]