201408778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{12959}}^1$

素因数の和:13389

約数の個数: 16

約数和(自身を含む): 318816000

約数和(自身を除く): 117407222

約数列:

[1, 2, 19, 38, 409, 818, 7771, 12959, 15542, 25918, 246221, 492442, 5300231, 10600462, 100704389, 201408778]

約数ペア:

[(1, 201408778), (2, 100704389), (19, 10600462), (38, 5300231), (409, 492442), (818, 246221), (7771, 25918), (12959, 15542)]