18053800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4751}}^1$

素因数の和:4786

約数の個数: 48

約数和(自身を含む): 44193600

約数和(自身を除く): 26139800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 4751, 9502, 19004, 23755, 38008, 47510, 90269, 95020, 118775, 180538, 190040, 237550, 361076, 451345, 475100, 722152, 902690, 950200, 1805380, 2256725, 3610760, 4513450, 9026900, 18053800]

約数ペア:

[(1, 18053800), (2, 9026900), (4, 4513450), (5, 3610760), (8, 2256725), (10, 1805380), (19, 950200), (20, 902690), (25, 722152), (38, 475100), (40, 451345), (50, 361076), (76, 237550), (95, 190040), (100, 180538), (152, 118775), (190, 95020), (200, 90269), (380, 47510), (475, 38008), (760, 23755), (950, 19004), (1900, 9502), (3800, 4751)]