2018197727

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{10909}}^1$

素因数の和:11055

約数の個数: 32

約数和(自身を含む): 2639347200

約数和(自身を除く): 621149473

約数列:

[1, 7, 13, 19, 91, 107, 133, 247, 749, 1391, 1729, 2033, 9737, 10909, 14231, 26429, 76363, 141817, 185003, 207271, 992719, 1167263, 1450897, 2694523, 8170841, 15174419, 18861661, 22177997, 106220933, 155245979, 288313961, 2018197727]

約数ペア:

[(1, 2018197727), (7, 288313961), (13, 155245979), (19, 106220933), (91, 22177997), (107, 18861661), (133, 15174419), (247, 8170841), (749, 2694523), (1391, 1450897), (1729, 1167263), (2033, 992719), (9737, 207271), (10909, 185003), (14231, 141817), (26429, 76363)]