31216144

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{27479}}^1$

素因数の和:27558

約数の個数: 20

約数和(自身を含む): 61335360

約数和(自身を除く): 30119216

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 27479, 54958, 109916, 219832, 439664, 1951009, 3902018, 7804036, 15608072, 31216144]

約数ペア:

[(1, 31216144), (2, 15608072), (4, 7804036), (8, 3902018), (16, 1951009), (71, 439664), (142, 219832), (284, 109916), (568, 54958), (1136, 27479)]