20071713

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{3821}}^1$

素因数の和:3944

約数の個数: 16

約数和(自身を含む): 28619136

約数和(自身を除く): 8547423

約数列:

[1, 3, 17, 51, 103, 309, 1751, 3821, 5253, 11463, 64957, 194871, 393563, 1180689, 6690571, 20071713]

約数ペア:

[(1, 20071713), (3, 6690571), (17, 1180689), (51, 393563), (103, 194871), (309, 64957), (1751, 11463), (3821, 5253)]