18129748

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49807}}^1$

素因数の和:49831

約数の個数: 24

約数和(自身を含む): 39049472

約数和(自身を除く): 20919724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 49807, 99614, 199228, 348649, 647491, 697298, 1294982, 1394596, 2589964, 4532437, 9064874, 18129748]

約数ペア:

[(1, 18129748), (2, 9064874), (4, 4532437), (7, 2589964), (13, 1394596), (14, 1294982), (26, 697298), (28, 647491), (52, 348649), (91, 199228), (182, 99614), (364, 49807)]