18431884

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{64901}}^1$

素因数の和:64976

約数の個数: 12

約数和(自身を含む): 32710608

約数和(自身を除く): 14278724

約数列:

[1, 2, 4, 71, 142, 284, 64901, 129802, 259604, 4607971, 9215942, 18431884]

約数ペア:

[(1, 18431884), (2, 9215942), (4, 4607971), (71, 259604), (142, 129802), (284, 64901)]