18452853

素因数分解:

$3^4\times {\mathrm{409}}^1\times {\mathrm{557}}^1$

素因数の和:978

約数の個数: 20

約数和(自身を含む): 27682380

約数和(自身を除く): 9229527

約数列:

[1, 3, 9, 27, 81, 409, 557, 1227, 1671, 3681, 5013, 11043, 15039, 33129, 45117, 227813, 683439, 2050317, 6150951, 18452853]

約数ペア:

[(1, 18452853), (3, 6150951), (9, 2050317), (27, 683439), (81, 227813), (409, 45117), (557, 33129), (1227, 15039), (1671, 11043), (3681, 5013)]