18685198

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{8501}}^1$

素因数の和:8667

約数の個数: 16

約数和(自身を含む): 32239584

約数和(自身を除く): 13554386

約数列:

[1, 2, 7, 14, 157, 314, 1099, 2198, 8501, 17002, 59507, 119014, 1334657, 2669314, 9342599, 18685198]

約数ペア:

[(1, 18685198), (2, 9342599), (7, 2669314), (14, 1334657), (157, 119014), (314, 59507), (1099, 17002), (2198, 8501)]