19489590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{216551}}^1$

素因数の和:216564

約数の個数: 24

約数和(自身を含む): 50673168

約数和(自身を除く): 31183578

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 216551, 433102, 649653, 1082755, 1299306, 1948959, 2165510, 3248265, 3897918, 6496530, 9744795, 19489590]

約数ペア:

[(1, 19489590), (2, 9744795), (3, 6496530), (5, 3897918), (6, 3248265), (9, 2165510), (10, 1948959), (15, 1299306), (18, 1082755), (30, 649653), (45, 433102), (90, 216551)]