18047853

素因数分解:

$3^6\times {\mathrm{19}}^1\times {\mathrm{1303}}^1$

素因数の和:1340

約数の個数: 28

約数和(自身を含む): 28505440

約数和(自身を除く): 10457587

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 729, 1303, 1539, 3909, 4617, 11727, 13851, 24757, 35181, 74271, 105543, 222813, 316629, 668439, 949887, 2005317, 6015951, 18047853]

約数ペア:

[(1, 18047853), (3, 6015951), (9, 2005317), (19, 949887), (27, 668439), (57, 316629), (81, 222813), (171, 105543), (243, 74271), (513, 35181), (729, 24757), (1303, 13851), (1539, 11727), (3909, 4617)]