15881768

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5351}}^1$

素因数の和:5417

約数の個数: 32

約数和(自身を含む): 34680960

約数和(自身を除く): 18799192

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 5351, 10702, 21404, 37457, 42808, 74914, 149828, 283603, 299656, 567206, 1134412, 1985221, 2268824, 3970442, 7940884, 15881768]

約数ペア:

[(1, 15881768), (2, 7940884), (4, 3970442), (7, 2268824), (8, 1985221), (14, 1134412), (28, 567206), (53, 299656), (56, 283603), (106, 149828), (212, 74914), (371, 42808), (424, 37457), (742, 21404), (1484, 10702), (2968, 5351)]