11958638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{809}}^1$

素因数の和:1219

約数の個数: 16

約数和(自身を含む): 18954000

約数和(自身を除く): 6995362

約数列:

[1, 2, 19, 38, 389, 778, 809, 1618, 7391, 14782, 15371, 30742, 314701, 629402, 5979319, 11958638]

約数ペア:

[(1, 11958638), (2, 5979319), (19, 629402), (38, 314701), (389, 30742), (778, 15371), (809, 14782), (1618, 7391)]