19974009

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{577}}^1\times {\mathrm{1049}}^1$

素因数の和:1640

約数の個数: 16

約数和(自身を含む): 29131200

約数和(自身を除く): 9157191

約数列:

[1, 3, 11, 33, 577, 1049, 1731, 3147, 6347, 11539, 19041, 34617, 605273, 1815819, 6658003, 19974009]

約数ペア:

[(1, 19974009), (3, 6658003), (11, 1815819), (33, 605273), (577, 34617), (1049, 19041), (1731, 11539), (3147, 6347)]