18721230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{56731}}^1$

素因数の和:56752

約数の個数: 32

約数和(自身を含む): 49016448

約数和(自身を除く): 30295218

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 56731, 113462, 170193, 283655, 340386, 567310, 624041, 850965, 1248082, 1701930, 1872123, 3120205, 3744246, 6240410, 9360615, 18721230]

約数ペア:

[(1, 18721230), (2, 9360615), (3, 6240410), (5, 3744246), (6, 3120205), (10, 1872123), (11, 1701930), (15, 1248082), (22, 850965), (30, 624041), (33, 567310), (55, 340386), (66, 283655), (110, 170193), (165, 113462), (330, 56731)]