17978706

素因数分解:

$2^1\times 3^3\times {\mathrm{223}}^1\times {\mathrm{1493}}^1$

素因数の和:1727

約数の個数: 32

約数和(自身を含む): 40158720

約数和(自身を除く): 22180014

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 223, 446, 669, 1338, 1493, 2007, 2986, 4014, 4479, 6021, 8958, 12042, 13437, 26874, 40311, 80622, 332939, 665878, 998817, 1997634, 2996451, 5992902, 8989353, 17978706]

約数ペア:

[(1, 17978706), (2, 8989353), (3, 5992902), (6, 2996451), (9, 1997634), (18, 998817), (27, 665878), (54, 332939), (223, 80622), (446, 40311), (669, 26874), (1338, 13437), (1493, 12042), (2007, 8958), (2986, 6021), (4014, 4479)]