18381267

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:268

約数の個数: 36

約数和(自身を含む): 29118336

約数和(自身を除く): 10737069

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 191, 289, 333, 573, 629, 867, 1719, 1887, 2601, 3247, 5661, 7067, 9741, 10693, 21201, 29223, 32079, 55199, 63603, 96237, 120139, 165597, 360417, 496791, 1081251, 2042363, 6127089, 18381267]

約数ペア:

[(1, 18381267), (3, 6127089), (9, 2042363), (17, 1081251), (37, 496791), (51, 360417), (111, 165597), (153, 120139), (191, 96237), (289, 63603), (333, 55199), (573, 32079), (629, 29223), (867, 21201), (1719, 10693), (1887, 9741), (2601, 7067), (3247, 5661)]