18511956

素因数分解:

$2^2\times 3^3\times {\mathrm{181}}^1\times {\mathrm{947}}^1$

素因数の和:1141

約数の個数: 48

約数和(自身を含む): 48310080

約数和(自身を除く): 29798124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 181, 362, 543, 724, 947, 1086, 1629, 1894, 2172, 2841, 3258, 3788, 4887, 5682, 6516, 8523, 9774, 11364, 17046, 19548, 25569, 34092, 51138, 102276, 171407, 342814, 514221, 685628, 1028442, 1542663, 2056884, 3085326, 4627989, 6170652, 9255978, 18511956]

約数ペア:

[(1, 18511956), (2, 9255978), (3, 6170652), (4, 4627989), (6, 3085326), (9, 2056884), (12, 1542663), (18, 1028442), (27, 685628), (36, 514221), (54, 342814), (108, 171407), (181, 102276), (362, 51138), (543, 34092), (724, 25569), (947, 19548), (1086, 17046), (1629, 11364), (1894, 9774), (2172, 8523), (2841, 6516), (3258, 5682), (3788, 4887)]