16643412

素因数分解:

$2^2\times 3^2\times {\mathrm{643}}^1\times {\mathrm{719}}^1$

素因数の和:1372

約数の個数: 36

約数和(自身を含む): 42194880

約数和(自身を除く): 25551468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 643, 719, 1286, 1438, 1929, 2157, 2572, 2876, 3858, 4314, 5787, 6471, 7716, 8628, 11574, 12942, 23148, 25884, 462317, 924634, 1386951, 1849268, 2773902, 4160853, 5547804, 8321706, 16643412]

約数ペア:

[(1, 16643412), (2, 8321706), (3, 5547804), (4, 4160853), (6, 2773902), (9, 1849268), (12, 1386951), (18, 924634), (36, 462317), (643, 25884), (719, 23148), (1286, 12942), (1438, 11574), (1929, 8628), (2157, 7716), (2572, 6471), (2876, 5787), (3858, 4314)]