18936630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{210407}}^1$

素因数の和:210420

約数の個数: 24

約数和(自身を含む): 49235472

約数和(自身を除く): 30298842

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 210407, 420814, 631221, 1052035, 1262442, 1893663, 2104070, 3156105, 3787326, 6312210, 9468315, 18936630]

約数ペア:

[(1, 18936630), (2, 9468315), (3, 6312210), (5, 3787326), (6, 3156105), (9, 2104070), (10, 1893663), (15, 1262442), (18, 1052035), (30, 631221), (45, 420814), (90, 210407)]