18378632

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{401}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 36686520

約数和(自身を除く): 18307888

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 337, 401, 674, 802, 1348, 1604, 2696, 3208, 5729, 6817, 11458, 13634, 22916, 27268, 45832, 54536, 135137, 270274, 540548, 1081096, 2297329, 4594658, 9189316, 18378632]

約数ペア:

[(1, 18378632), (2, 9189316), (4, 4594658), (8, 2297329), (17, 1081096), (34, 540548), (68, 270274), (136, 135137), (337, 54536), (401, 45832), (674, 27268), (802, 22916), (1348, 13634), (1604, 11458), (2696, 6817), (3208, 5729)]