18397305

素因数分解:

$3^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{883}}^1$

素因数の和:1357

約数の個数: 24

約数和(自身を含む): 31993728

約数和(自身を除く): 13596423

約数列:

[1, 3, 5, 9, 15, 45, 463, 883, 1389, 2315, 2649, 4167, 4415, 6945, 7947, 13245, 20835, 39735, 408829, 1226487, 2044145, 3679461, 6132435, 18397305]

約数ペア:

[(1, 18397305), (3, 6132435), (5, 3679461), (9, 2044145), (15, 1226487), (45, 408829), (463, 39735), (883, 20835), (1389, 13245), (2315, 7947), (2649, 6945), (4167, 4415)]