18618141

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{4091}}^1$

素因数の和:4172

約数の個数: 16

約数和(自身を含む): 26123328

約数和(自身を除く): 7505187

約数列:

[1, 3, 37, 41, 111, 123, 1517, 4091, 4551, 12273, 151367, 167731, 454101, 503193, 6206047, 18618141]

約数ペア:

[(1, 18618141), (3, 6206047), (37, 503193), (41, 454101), (111, 167731), (123, 151367), (1517, 12273), (4091, 4551)]