20149576

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{6977}}^1$

素因数の和:7021

約数の個数: 24

約数和(自身を含む): 39879270

約数和(自身を除く): 19729694

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 6977, 13954, 27908, 55816, 132563, 265126, 530252, 1060504, 2518697, 5037394, 10074788, 20149576]

約数ペア:

[(1, 20149576), (2, 10074788), (4, 5037394), (8, 2518697), (19, 1060504), (38, 530252), (76, 265126), (152, 132563), (361, 55816), (722, 27908), (1444, 13954), (2888, 6977)]