18538392

素因数分解:

$2^3\times 3^1\times {\mathrm{107}}^1\times {\mathrm{7219}}^1$

素因数の和:7335

約数の個数: 32

約数和(自身を含む): 46785600

約数和(自身を除く): 28247208

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 107, 214, 321, 428, 642, 856, 1284, 2568, 7219, 14438, 21657, 28876, 43314, 57752, 86628, 173256, 772433, 1544866, 2317299, 3089732, 4634598, 6179464, 9269196, 18538392]

約数ペア:

[(1, 18538392), (2, 9269196), (3, 6179464), (4, 4634598), (6, 3089732), (8, 2317299), (12, 1544866), (24, 772433), (107, 173256), (214, 86628), (321, 57752), (428, 43314), (642, 28876), (856, 21657), (1284, 14438), (2568, 7219)]