20149769984

素因数分解:

$2^8\times {\mathrm{78710039}}^1$

素因数の和:78710055

約数の個数: 18

約数和(自身を含む): 40220830440

約数和(自身を除く): 20071060456

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 78710039, 157420078, 314840156, 629680312, 1259360624, 2518721248, 5037442496, 10074884992, 20149769984]

約数ペア:

[(1, 20149769984), (2, 10074884992), (4, 5037442496), (8, 2518721248), (16, 1259360624), (32, 629680312), (64, 314840156), (128, 157420078), (256, 78710039)]