20115116

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{11777}}^1$

素因数の和:11849

約数の個数: 24

約数和(自身を含む): 40893216

約数和(自身を除く): 20778100

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 11777, 23554, 47108, 82439, 164878, 329756, 718397, 1436794, 2873588, 5028779, 10057558, 20115116]

約数ペア:

[(1, 20115116), (2, 10057558), (4, 5028779), (7, 2873588), (14, 1436794), (28, 718397), (61, 329756), (122, 164878), (244, 82439), (427, 47108), (854, 23554), (1708, 11777)]