18823624

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2269}}^1$

素因数の和:2353

約数の個数: 32

約数和(自身を含む): 37999800

約数和(自身を除く): 19176176

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 488, 1037, 2074, 2269, 4148, 4538, 8296, 9076, 18152, 38573, 77146, 138409, 154292, 276818, 308584, 553636, 1107272, 2352953, 4705906, 9411812, 18823624]

約数ペア:

[(1, 18823624), (2, 9411812), (4, 4705906), (8, 2352953), (17, 1107272), (34, 553636), (61, 308584), (68, 276818), (122, 154292), (136, 138409), (244, 77146), (488, 38573), (1037, 18152), (2074, 9076), (2269, 8296), (4148, 4538)]