157056356

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{18959}}^1$

素因数の和:19091

約数の個数: 24

約数和(自身を含む): 291984000

約数和(自身を除く): 134927644

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 4142, 8284, 18959, 37918, 75836, 360221, 720442, 1440884, 2066531, 4133062, 8266124, 39264089, 78528178, 157056356]

約数ペア:

[(1, 157056356), (2, 78528178), (4, 39264089), (19, 8266124), (38, 4133062), (76, 2066531), (109, 1440884), (218, 720442), (436, 360221), (2071, 75836), (4142, 37918), (8284, 18959)]