20675458

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{1559}}^1$

素因数の和:1929

約数の個数: 16

約数和(自身を含む): 32760000

約数和(自身を除く): 12084542

約数列:

[1, 2, 19, 38, 349, 698, 1559, 3118, 6631, 13262, 29621, 59242, 544091, 1088182, 10337729, 20675458]

約数ペア:

[(1, 20675458), (2, 10337729), (19, 1088182), (38, 544091), (349, 59242), (698, 29621), (1559, 13262), (3118, 6631)]