18088819

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:586

約数の個数: 16

約数和(自身を含む): 21396736

約数和(自身を除く): 3307917

約数列:

[1, 7, 37, 211, 259, 331, 1477, 2317, 7807, 12247, 54649, 69841, 85729, 488887, 2584117, 18088819]

約数ペア:

[(1, 18088819), (7, 2584117), (37, 488887), (211, 85729), (259, 69841), (331, 54649), (1477, 12247), (2317, 7807)]