18764837

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10853}}^1$

素因数の和:10892

約数の個数: 16

約数和(自身を含む): 24312960

約数和(自身を除く): 5548123

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 10853, 75971, 141089, 206207, 987623, 1443449, 2680691, 18764837]

約数ペア:

[(1, 18764837), (7, 2680691), (13, 1443449), (19, 987623), (91, 206207), (133, 141089), (247, 75971), (1729, 10853)]