22720488

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{135241}}^1$

素因数の和:135257

約数の個数: 32

約数和(自身を含む): 64916160

約数和(自身を除く): 42195672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 135241, 270482, 405723, 540964, 811446, 946687, 1081928, 1622892, 1893374, 2840061, 3245784, 3786748, 5680122, 7573496, 11360244, 22720488]

約数ペア:

[(1, 22720488), (2, 11360244), (3, 7573496), (4, 5680122), (6, 3786748), (7, 3245784), (8, 2840061), (12, 1893374), (14, 1622892), (21, 1081928), (24, 946687), (28, 811446), (42, 540964), (56, 405723), (84, 270482), (168, 135241)]