20679678

素因数分解:

$2^1\times 3^3\times {\mathrm{113}}^1\times {\mathrm{3389}}^1$

素因数の和:3513

約数の個数: 32

約数和(自身を含む): 46375200

約数和(自身を除く): 25695522

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 113, 226, 339, 678, 1017, 2034, 3051, 3389, 6102, 6778, 10167, 20334, 30501, 61002, 91503, 183006, 382957, 765914, 1148871, 2297742, 3446613, 6893226, 10339839, 20679678]

約数ペア:

[(1, 20679678), (2, 10339839), (3, 6893226), (6, 3446613), (9, 2297742), (18, 1148871), (27, 765914), (54, 382957), (113, 183006), (226, 91503), (339, 61002), (678, 30501), (1017, 20334), (2034, 10167), (3051, 6778), (3389, 6102)]