18833920

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{1051}}^1$

素因数の和:1081

約数の個数: 80

約数和(自身を含む): 51657408

約数和(自身を除く): 32823488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1051, 1120, 1280, 1792, 2102, 2240, 2560, 3584, 4204, 4480, 5255, 7357, 8408, 8960, 10510, 14714, 16816, 17920, 21020, 29428, 33632, 36785, 42040, 58856, 67264, 73570, 84080, 117712, 134528, 147140, 168160, 235424, 269056, 294280, 336320, 470848, 538112, 588560, 672640, 941696, 1177120, 1345280, 1883392, 2354240, 2690560, 3766784, 4708480, 9416960, 18833920]

約数ペア:

[(1, 18833920), (2, 9416960), (4, 4708480), (5, 3766784), (7, 2690560), (8, 2354240), (10, 1883392), (14, 1345280), (16, 1177120), (20, 941696), (28, 672640), (32, 588560), (35, 538112), (40, 470848), (56, 336320), (64, 294280), (70, 269056), (80, 235424), (112, 168160), (128, 147140), (140, 134528), (160, 117712), (224, 84080), (256, 73570), (280, 67264), (320, 58856), (448, 42040), (512, 36785), (560, 33632), (640, 29428), (896, 21020), (1051, 17920), (1120, 16816), (1280, 14714), (1792, 10510), (2102, 8960), (2240, 8408), (2560, 7357), (3584, 5255), (4204, 4480)]