18155972

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{281}}^1\times {\mathrm{557}}^1$

素因数の和:871

約数の個数: 24

約数和(自身を含む): 33044760

約数和(自身を除く): 14888788

約数列:

[1, 2, 4, 29, 58, 116, 281, 557, 562, 1114, 1124, 2228, 8149, 16153, 16298, 32306, 32596, 64612, 156517, 313034, 626068, 4538993, 9077986, 18155972]

約数ペア:

[(1, 18155972), (2, 9077986), (4, 4538993), (29, 626068), (58, 313034), (116, 156517), (281, 64612), (557, 32596), (562, 32306), (1114, 16298), (1124, 16153), (2228, 8149)]