18870414

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{971}}^1$

素因数の和:1096

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 20320626

約数列:

[1, 2, 3, 6, 41, 79, 82, 123, 158, 237, 246, 474, 971, 1942, 2913, 3239, 5826, 6478, 9717, 19434, 39811, 76709, 79622, 119433, 153418, 230127, 238866, 460254, 3145069, 6290138, 9435207, 18870414]

約数ペア:

[(1, 18870414), (2, 9435207), (3, 6290138), (6, 3145069), (41, 460254), (79, 238866), (82, 230127), (123, 153418), (158, 119433), (237, 79622), (246, 76709), (474, 39811), (971, 19434), (1942, 9717), (2913, 6478), (3239, 5826)]