19851318

素因数分解:

$2^1\times 3^4\times {\mathrm{283}}^1\times {\mathrm{433}}^1$

素因数の和:730

約数の個数: 40

約数和(自身を含む): 44741928

約数和(自身を除く): 24890610

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 283, 433, 566, 849, 866, 1299, 1698, 2547, 2598, 3897, 5094, 7641, 7794, 11691, 15282, 22923, 23382, 35073, 45846, 70146, 122539, 245078, 367617, 735234, 1102851, 2205702, 3308553, 6617106, 9925659, 19851318]

約数ペア:

[(1, 19851318), (2, 9925659), (3, 6617106), (6, 3308553), (9, 2205702), (18, 1102851), (27, 735234), (54, 367617), (81, 245078), (162, 122539), (283, 70146), (433, 45846), (566, 35073), (849, 23382), (866, 22923), (1299, 15282), (1698, 11691), (2547, 7794), (2598, 7641), (3897, 5094)]