31380142

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{8219}}^1$

素因数の和:8327

約数の個数: 16

約数和(自身を含む): 49714560

約数和(自身を除く): 18334418

約数列:

[1, 2, 23, 46, 83, 166, 1909, 3818, 8219, 16438, 189037, 378074, 682177, 1364354, 15690071, 31380142]

約数ペア:

[(1, 31380142), (2, 15690071), (23, 1364354), (46, 682177), (83, 378074), (166, 189037), (1909, 16438), (3818, 8219)]