18806536

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8191}}^1$

素因数の和:8245

約数の個数: 32

約数和(自身を含む): 41287680

約数和(自身を除く): 22481144

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 1148, 2296, 8191, 16382, 32764, 57337, 65528, 114674, 229348, 335831, 458696, 671662, 1343324, 2350817, 2686648, 4701634, 9403268, 18806536]

約数ペア:

[(1, 18806536), (2, 9403268), (4, 4701634), (7, 2686648), (8, 2350817), (14, 1343324), (28, 671662), (41, 458696), (56, 335831), (82, 229348), (164, 114674), (287, 65528), (328, 57337), (574, 32764), (1148, 16382), (2296, 8191)]