18031798

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:412

約数の個数: 32

約数和(自身を含む): 30551040

約数和(自身を除く): 12519242

約数列:

[1, 2, 17, 19, 34, 38, 103, 206, 271, 323, 542, 646, 1751, 1957, 3502, 3914, 4607, 5149, 9214, 10298, 27913, 33269, 55826, 66538, 87533, 175066, 474521, 530347, 949042, 1060694, 9015899, 18031798]

約数ペア:

[(1, 18031798), (2, 9015899), (17, 1060694), (19, 949042), (34, 530347), (38, 474521), (103, 175066), (206, 87533), (271, 66538), (323, 55826), (542, 33269), (646, 27913), (1751, 10298), (1957, 9214), (3502, 5149), (3914, 4607)]