19403820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{35933}}^1$

素因数の和:35951

約数の個数: 48

約数和(自身を含む): 60369120

約数和(自身を除く): 40965300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 35933, 71866, 107799, 143732, 179665, 215598, 323397, 359330, 431196, 538995, 646794, 718660, 970191, 1077990, 1293588, 1616985, 1940382, 2155980, 3233970, 3880764, 4850955, 6467940, 9701910, 19403820]

約数ペア:

[(1, 19403820), (2, 9701910), (3, 6467940), (4, 4850955), (5, 3880764), (6, 3233970), (9, 2155980), (10, 1940382), (12, 1616985), (15, 1293588), (18, 1077990), (20, 970191), (27, 718660), (30, 646794), (36, 538995), (45, 431196), (54, 359330), (60, 323397), (90, 215598), (108, 179665), (135, 143732), (180, 107799), (270, 71866), (540, 35933)]