18587066

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{1163}}^1$

素因数の和:1357

約数の個数: 16

約数和(自身を含む): 28578528

約数和(自身を除く): 9991462

約数列:

[1, 2, 61, 122, 131, 262, 1163, 2326, 7991, 15982, 70943, 141886, 152353, 304706, 9293533, 18587066]

約数ペア:

[(1, 18587066), (2, 9293533), (61, 304706), (122, 152353), (131, 141886), (262, 70943), (1163, 15982), (2326, 7991)]