18267874

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{1249}}^1$

素因数の和:1425

約数の個数: 16

約数和(自身を含む): 28080000

約数和(自身を除く): 9812126

約数列:

[1, 2, 71, 103, 142, 206, 1249, 2498, 7313, 14626, 88679, 128647, 177358, 257294, 9133937, 18267874]

約数ペア:

[(1, 18267874), (2, 9133937), (71, 257294), (103, 177358), (142, 128647), (206, 88679), (1249, 14626), (2498, 7313)]