20123118

素因数分解:

$2^1\times 3^2\times {\mathrm{353}}^1\times {\mathrm{3167}}^1$

素因数の和:3528

約数の個数: 24

約数和(自身を含む): 43737408

約数和(自身を除く): 23614290

約数列:

[1, 2, 3, 6, 9, 18, 353, 706, 1059, 2118, 3167, 3177, 6334, 6354, 9501, 19002, 28503, 57006, 1117951, 2235902, 3353853, 6707706, 10061559, 20123118]

約数ペア:

[(1, 20123118), (2, 10061559), (3, 6707706), (6, 3353853), (9, 2235902), (18, 1117951), (353, 57006), (706, 28503), (1059, 19002), (2118, 9501), (3167, 6354), (3177, 6334)]