18339540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{907}}^1$

素因数の和:1256

約数の個数: 48

約数和(自身を含む): 51559872

約数和(自身を除く): 33220332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 337, 674, 907, 1011, 1348, 1685, 1814, 2022, 2721, 3370, 3628, 4044, 4535, 5055, 5442, 6740, 9070, 10110, 10884, 13605, 18140, 20220, 27210, 54420, 305659, 611318, 916977, 1222636, 1528295, 1833954, 3056590, 3667908, 4584885, 6113180, 9169770, 18339540]

約数ペア:

[(1, 18339540), (2, 9169770), (3, 6113180), (4, 4584885), (5, 3667908), (6, 3056590), (10, 1833954), (12, 1528295), (15, 1222636), (20, 916977), (30, 611318), (60, 305659), (337, 54420), (674, 27210), (907, 20220), (1011, 18140), (1348, 13605), (1685, 10884), (1814, 10110), (2022, 9070), (2721, 6740), (3370, 5442), (3628, 5055), (4044, 4535)]