220178644

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{167309}}^1$

素因数の和:167367

約数の個数: 24

約数和(自身を含む): 449729280

約数和(自身を除く): 229550636

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 167309, 334618, 669236, 1171163, 2342326, 4684652, 7863523, 15727046, 31454092, 55044661, 110089322, 220178644]

約数ペア:

[(1, 220178644), (2, 110089322), (4, 55044661), (7, 31454092), (14, 15727046), (28, 7863523), (47, 4684652), (94, 2342326), (188, 1171163), (329, 669236), (658, 334618), (1316, 167309)]