81427768

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{535709}}^1$

素因数の和:535734

約数の個数: 16

約数和(自身を含む): 160713000

約数和(自身を除く): 79285232

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 535709, 1071418, 2142836, 4285672, 10178471, 20356942, 40713884, 81427768]

約数ペア:

[(1, 81427768), (2, 40713884), (4, 20356942), (8, 10178471), (19, 4285672), (38, 2142836), (76, 1071418), (152, 535709)]