39968912

素因数分解:

$2^4\times {\mathrm{331}}^1\times {\mathrm{7547}}^1$

素因数の和:7886

約数の個数: 20

約数和(自身を含む): 77684016

約数和(自身を除く): 37715104

約数列:

[1, 2, 4, 8, 16, 331, 662, 1324, 2648, 5296, 7547, 15094, 30188, 60376, 120752, 2498057, 4996114, 9992228, 19984456, 39968912]

約数ペア:

[(1, 39968912), (2, 19984456), (4, 9992228), (8, 4996114), (16, 2498057), (331, 120752), (662, 60376), (1324, 30188), (2648, 15094), (5296, 7547)]