17982028

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{63317}}^1$

素因数の和:63392

約数の個数: 12

約数和(自身を含む): 31912272

約数和(自身を除く): 13930244

約数列:

[1, 2, 4, 71, 142, 284, 63317, 126634, 253268, 4495507, 8991014, 17982028]

約数ペア:

[(1, 17982028), (2, 8991014), (4, 4495507), (71, 253268), (142, 126634), (284, 63317)]