18155940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27509}}^1$

素因数の和:27532

約数の個数: 48

約数和(自身を含む): 55460160

約数和(自身を除く): 37304220

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 27509, 55018, 82527, 110036, 137545, 165054, 275090, 302599, 330108, 412635, 550180, 605198, 825270, 907797, 1210396, 1512995, 1650540, 1815594, 3025990, 3631188, 4538985, 6051980, 9077970, 18155940]

約数ペア:

[(1, 18155940), (2, 9077970), (3, 6051980), (4, 4538985), (5, 3631188), (6, 3025990), (10, 1815594), (11, 1650540), (12, 1512995), (15, 1210396), (20, 907797), (22, 825270), (30, 605198), (33, 550180), (44, 412635), (55, 330108), (60, 302599), (66, 275090), (110, 165054), (132, 137545), (165, 110036), (220, 82527), (330, 55018), (660, 27509)]