18805836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1709}}^1$

素因数の和:1854

約数の個数: 48

約数和(自身を含む): 50561280

約数和(自身を除く): 31755444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 131, 262, 393, 524, 786, 917, 1572, 1709, 1834, 2751, 3418, 3668, 5127, 5502, 6836, 10254, 11004, 11963, 20508, 23926, 35889, 47852, 71778, 143556, 223879, 447758, 671637, 895516, 1343274, 1567153, 2686548, 3134306, 4701459, 6268612, 9402918, 18805836]

約数ペア:

[(1, 18805836), (2, 9402918), (3, 6268612), (4, 4701459), (6, 3134306), (7, 2686548), (12, 1567153), (14, 1343274), (21, 895516), (28, 671637), (42, 447758), (84, 223879), (131, 143556), (262, 71778), (393, 47852), (524, 35889), (786, 23926), (917, 20508), (1572, 11963), (1709, 11004), (1834, 10254), (2751, 6836), (3418, 5502), (3668, 5127)]