31358992

素因数分解:

$2^4\times 7^1\times {\mathrm{279991}}^1$

素因数の和:280006

約数の個数: 20

約数和(自身を含む): 69438016

約数和(自身を除く): 38079024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 279991, 559982, 1119964, 1959937, 2239928, 3919874, 4479856, 7839748, 15679496, 31358992]

約数ペア:

[(1, 31358992), (2, 15679496), (4, 7839748), (7, 4479856), (8, 3919874), (14, 2239928), (16, 1959937), (28, 1119964), (56, 559982), (112, 279991)]