18023852

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 39701760

約数和(自身を除く): 21677908

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 139, 154, 278, 308, 421, 556, 842, 973, 1529, 1684, 1946, 2947, 3058, 3892, 4631, 5894, 6116, 9262, 10703, 11788, 18524, 21406, 32417, 42812, 58519, 64834, 117038, 129668, 234076, 409633, 643709, 819266, 1287418, 1638532, 2574836, 4505963, 9011926, 18023852]

約数ペア:

[(1, 18023852), (2, 9011926), (4, 4505963), (7, 2574836), (11, 1638532), (14, 1287418), (22, 819266), (28, 643709), (44, 409633), (77, 234076), (139, 129668), (154, 117038), (278, 64834), (308, 58519), (421, 42812), (556, 32417), (842, 21406), (973, 18524), (1529, 11788), (1684, 10703), (1946, 9262), (2947, 6116), (3058, 5894), (3892, 4631)]