18217966

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{4463}}^1$

素因数の和:4635

約数の個数: 16

約数和(自身を含む): 29623104

約数和(自身を除く): 11405138

約数列:

[1, 2, 13, 26, 157, 314, 2041, 4082, 4463, 8926, 58019, 116038, 700691, 1401382, 9108983, 18217966]

約数ペア:

[(1, 18217966), (2, 9108983), (13, 1401382), (26, 700691), (157, 116038), (314, 58019), (2041, 8926), (4082, 4463)]