15131984

素因数分解:

$2^4\times 7^2\times {\mathrm{19301}}^1$

素因数の和:19323

約数の個数: 30

約数和(自身を含む): 34106634

約数和(自身を除く): 18974650

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 19301, 38602, 77204, 135107, 154408, 270214, 308816, 540428, 945749, 1080856, 1891498, 2161712, 3782996, 7565992, 15131984]

約数ペア:

[(1, 15131984), (2, 7565992), (4, 3782996), (7, 2161712), (8, 1891498), (14, 1080856), (16, 945749), (28, 540428), (49, 308816), (56, 270214), (98, 154408), (112, 135107), (196, 77204), (392, 38602), (784, 19301)]