18810798

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1051}}^1$

素因数の和:1232

約数の個数: 32

約数和(自身を含む): 39891840

約数和(自身を除く): 21081042

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 157, 314, 471, 942, 1051, 2102, 2983, 3153, 5966, 6306, 8949, 17898, 19969, 39938, 59907, 119814, 165007, 330014, 495021, 990042, 3135133, 6270266, 9405399, 18810798]

約数ペア:

[(1, 18810798), (2, 9405399), (3, 6270266), (6, 3135133), (19, 990042), (38, 495021), (57, 330014), (114, 165007), (157, 119814), (314, 59907), (471, 39938), (942, 19969), (1051, 17898), (2102, 8949), (2983, 6306), (3153, 5966)]