18049221

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1789}}^1$

素因数の和:1873

約数の個数: 24

約数和(自身を含む): 27924000

約数和(自身を除く): 9874779

約数列:

[1, 3, 9, 19, 57, 59, 171, 177, 531, 1121, 1789, 3363, 5367, 10089, 16101, 33991, 101973, 105551, 305919, 316653, 949959, 2005469, 6016407, 18049221]

約数ペア:

[(1, 18049221), (3, 6016407), (9, 2005469), (19, 949959), (57, 316653), (59, 305919), (171, 105551), (177, 101973), (531, 33991), (1121, 16101), (1789, 10089), (3363, 5367)]