18242554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 31179456

約数和(自身を除く): 12936902

約数列:

[1, 2, 11, 22, 37, 73, 74, 146, 307, 407, 614, 803, 814, 1606, 2701, 3377, 5402, 6754, 11359, 22411, 22718, 29711, 44822, 59422, 124949, 246521, 249898, 493042, 829207, 1658414, 9121277, 18242554]

約数ペア:

[(1, 18242554), (2, 9121277), (11, 1658414), (22, 829207), (37, 493042), (73, 249898), (74, 246521), (146, 124949), (307, 59422), (407, 44822), (614, 29711), (803, 22718), (814, 22411), (1606, 11359), (2701, 6754), (3377, 5402)]