18123716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11243}}^1$

素因数の和:11291

約数の個数: 24

約数和(自身を含む): 35261184

約数和(自身を除く): 17137468

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 11243, 22486, 44972, 146159, 292318, 348533, 584636, 697066, 1394132, 4530929, 9061858, 18123716]

約数ペア:

[(1, 18123716), (2, 9061858), (4, 4530929), (13, 1394132), (26, 697066), (31, 584636), (52, 348533), (62, 292318), (124, 146159), (403, 44972), (806, 22486), (1612, 11243)]