12911811

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20593}}^1$

素因数の和:20626

約数の個数: 16

約数和(自身を含む): 19770240

約数和(自身を除く): 6858429

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 20593, 61779, 226523, 391267, 679569, 1173801, 4303937, 12911811]

約数ペア:

[(1, 12911811), (3, 4303937), (11, 1173801), (19, 679569), (33, 391267), (57, 226523), (209, 61779), (627, 20593)]