19837752

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{461}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 54552960

約数和(自身を除く): 34715208

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 163, 264, 326, 461, 489, 652, 922, 978, 1304, 1383, 1793, 1844, 1956, 2766, 3586, 3688, 3912, 5071, 5379, 5532, 7172, 10142, 10758, 11064, 14344, 15213, 20284, 21516, 30426, 40568, 43032, 60852, 75143, 121704, 150286, 225429, 300572, 450858, 601144, 826573, 901716, 1653146, 1803432, 2479719, 3306292, 4959438, 6612584, 9918876, 19837752]

約数ペア:

[(1, 19837752), (2, 9918876), (3, 6612584), (4, 4959438), (6, 3306292), (8, 2479719), (11, 1803432), (12, 1653146), (22, 901716), (24, 826573), (33, 601144), (44, 450858), (66, 300572), (88, 225429), (132, 150286), (163, 121704), (264, 75143), (326, 60852), (461, 43032), (489, 40568), (652, 30426), (922, 21516), (978, 20284), (1304, 15213), (1383, 14344), (1793, 11064), (1844, 10758), (1956, 10142), (2766, 7172), (3586, 5532), (3688, 5379), (3912, 5071)]