18271719

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{389}}^1$

素因数の和:719

約数の個数: 24

約数和(自身を含む): 28108080

約数和(自身を除く): 9836361

約数列:

[1, 3, 9, 17, 51, 153, 307, 389, 921, 1167, 2763, 3501, 5219, 6613, 15657, 19839, 46971, 59517, 119423, 358269, 1074807, 2030191, 6090573, 18271719]

約数ペア:

[(1, 18271719), (3, 6090573), (9, 2030191), (17, 1074807), (51, 358269), (153, 119423), (307, 59517), (389, 46971), (921, 19839), (1167, 15657), (2763, 6613), (3501, 5219)]