20178288865

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1259}}^1\times {\mathrm{9743}}^1$

素因数の和:11061

約数の個数: 32

約数和(自身を含む): 28287221760

約数和(自身を除く): 8108932895

約数列:

[1, 5, 7, 35, 47, 235, 329, 1259, 1645, 6295, 8813, 9743, 44065, 48715, 59173, 68201, 295865, 341005, 414211, 457921, 2071055, 2289605, 3205447, 12266437, 16027235, 61332185, 85865059, 429325295, 576522539, 2882612695, 4035657773, 20178288865]

約数ペア:

[(1, 20178288865), (5, 4035657773), (7, 2882612695), (35, 576522539), (47, 429325295), (235, 85865059), (329, 61332185), (1259, 16027235), (1645, 12266437), (6295, 3205447), (8813, 2289605), (9743, 2071055), (44065, 457921), (48715, 414211), (59173, 341005), (68201, 295865)]