18257372

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4691}}^1$

素因数の和:4841

約数の個数: 24

約数和(自身を含む): 36785280

約数和(自身を除く): 18527908

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 4691, 9382, 18764, 32837, 65674, 131348, 652049, 1304098, 2608196, 4564343, 9128686, 18257372]

約数ペア:

[(1, 18257372), (2, 9128686), (4, 4564343), (7, 2608196), (14, 1304098), (28, 652049), (139, 131348), (278, 65674), (556, 32837), (973, 18764), (1946, 9382), (3892, 4691)]