219432884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{70241}}^1$

素因数の和:70327

約数の個数: 24

約数和(自身を含む): 424823616

約数和(自身を除く): 205390732

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 70241, 140482, 280964, 772651, 1545302, 3090604, 4987111, 9974222, 19948444, 54858221, 109716442, 219432884]

約数ペア:

[(1, 219432884), (2, 109716442), (4, 54858221), (11, 19948444), (22, 9974222), (44, 4987111), (71, 3090604), (142, 1545302), (284, 772651), (781, 280964), (1562, 140482), (3124, 70241)]