18404793

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2050

約数の個数: 32

約数和(自身を含む): 30720000

約数和(自身を除く): 12315207

約数列:

[1, 3, 9, 11, 27, 31, 33, 93, 99, 279, 297, 341, 837, 1023, 1999, 3069, 5997, 9207, 17991, 21989, 53973, 61969, 65967, 185907, 197901, 557721, 593703, 681659, 1673163, 2044977, 6134931, 18404793]

約数ペア:

[(1, 18404793), (3, 6134931), (9, 2044977), (11, 1673163), (27, 681659), (31, 593703), (33, 557721), (93, 197901), (99, 185907), (279, 65967), (297, 61969), (341, 53973), (837, 21989), (1023, 17991), (1999, 9207), (3069, 5997)]