18013768

素因数分解:

$2^3\times {\mathrm{251}}^1\times {\mathrm{8971}}^1$

素因数の和:9228

約数の個数: 16

約数和(自身を含む): 33914160

約数和(自身を除く): 15900392

約数列:

[1, 2, 4, 8, 251, 502, 1004, 2008, 8971, 17942, 35884, 71768, 2251721, 4503442, 9006884, 18013768]

約数ペア:

[(1, 18013768), (2, 9006884), (4, 4503442), (8, 2251721), (251, 71768), (502, 35884), (1004, 17942), (2008, 8971)]