18738038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{6217}}^1$

素因数の和:6367

約数の個数: 16

約数和(自身を含む): 30891024

約数和(自身を除く): 12152986

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 6217, 12434, 68387, 136774, 851729, 1703458, 9369019, 18738038]

約数ペア:

[(1, 18738038), (2, 9369019), (11, 1703458), (22, 851729), (137, 136774), (274, 68387), (1507, 12434), (3014, 6217)]