18784044

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{7349}}^1$

素因数の和:7430

約数の個数: 36

約数和(自身を含む): 48157200

約数和(自身を除く): 29373156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 7349, 14698, 22047, 29396, 44094, 66141, 88188, 132282, 264564, 521779, 1043558, 1565337, 2087116, 3130674, 4696011, 6261348, 9392022, 18784044]

約数ペア:

[(1, 18784044), (2, 9392022), (3, 6261348), (4, 4696011), (6, 3130674), (9, 2087116), (12, 1565337), (18, 1043558), (36, 521779), (71, 264564), (142, 132282), (213, 88188), (284, 66141), (426, 44094), (639, 29396), (852, 22047), (1278, 14698), (2556, 7349)]