19209870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{463}}^1$

素因数の和:937

約数の個数: 48

約数和(自身を含む): 50162112

約数和(自身を除く): 30952242

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 461, 463, 922, 926, 1383, 1389, 2305, 2315, 2766, 2778, 4149, 4167, 4610, 4630, 6915, 6945, 8298, 8334, 13830, 13890, 20745, 20835, 41490, 41670, 213443, 426886, 640329, 1067215, 1280658, 1920987, 2134430, 3201645, 3841974, 6403290, 9604935, 19209870]

約数ペア:

[(1, 19209870), (2, 9604935), (3, 6403290), (5, 3841974), (6, 3201645), (9, 2134430), (10, 1920987), (15, 1280658), (18, 1067215), (30, 640329), (45, 426886), (90, 213443), (461, 41670), (463, 41490), (922, 20835), (926, 20745), (1383, 13890), (1389, 13830), (2305, 8334), (2315, 8298), (2766, 6945), (2778, 6915), (4149, 4630), (4167, 4610)]