19210590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{30493}}^1$

素因数の和:30513

約数の個数: 48

約数和(自身を含む): 57084768

約数和(自身を除く): 37874178

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 30493, 60986, 91479, 152465, 182958, 213451, 274437, 304930, 426902, 457395, 548874, 640353, 914790, 1067255, 1280706, 1372185, 1921059, 2134510, 2744370, 3201765, 3842118, 6403530, 9605295, 19210590]

約数ペア:

[(1, 19210590), (2, 9605295), (3, 6403530), (5, 3842118), (6, 3201765), (7, 2744370), (9, 2134510), (10, 1921059), (14, 1372185), (15, 1280706), (18, 1067255), (21, 914790), (30, 640353), (35, 548874), (42, 457395), (45, 426902), (63, 304930), (70, 274437), (90, 213451), (105, 182958), (126, 152465), (210, 91479), (315, 60986), (630, 30493)]