18601779

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2027}}^1$

素因数の和:2079

約数の個数: 32

約数和(自身を含む): 31150080

約数和(自身を除く): 12548301

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 1311, 2027, 3059, 6081, 9177, 14189, 38513, 42567, 46621, 115539, 139863, 269591, 326347, 808773, 885799, 979041, 2657397, 6200593, 18601779]

約数ペア:

[(1, 18601779), (3, 6200593), (7, 2657397), (19, 979041), (21, 885799), (23, 808773), (57, 326347), (69, 269591), (133, 139863), (161, 115539), (399, 46621), (437, 42567), (483, 38513), (1311, 14189), (2027, 9177), (3059, 6081)]