201693668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{7129}}^1$

素因数の和:7787

約数の個数: 24

約数和(自身を含む): 385704480

約数和(自身を除く): 184010812

約数列:

[1, 2, 4, 11, 22, 44, 643, 1286, 2572, 7073, 7129, 14146, 14258, 28292, 28516, 78419, 156838, 313676, 4583947, 9167894, 18335788, 50423417, 100846834, 201693668]

約数ペア:

[(1, 201693668), (2, 100846834), (4, 50423417), (11, 18335788), (22, 9167894), (44, 4583947), (643, 313676), (1286, 156838), (2572, 78419), (7073, 28516), (7129, 28292), (14146, 14258)]