20161031888

素因数分解:

$2^4\times {\mathrm{9127}}^1\times {\mathrm{138059}}^1$

素因数の和:147194

約数の個数: 20

約数和(自身を含む): 39066562080

約数和(自身を除く): 18905530192

約数列:

[1, 2, 4, 8, 16, 9127, 18254, 36508, 73016, 138059, 146032, 276118, 552236, 1104472, 2208944, 1260064493, 2520128986, 5040257972, 10080515944, 20161031888]

約数ペア:

[(1, 20161031888), (2, 10080515944), (4, 5040257972), (8, 2520128986), (16, 1260064493), (9127, 2208944), (18254, 1104472), (36508, 552236), (73016, 276118), (138059, 146032)]