18740810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{170371}}^1$

素因数の和:170389

約数の個数: 16

約数和(自身を含む): 36800352

約数和(自身を除く): 18059542

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 170371, 340742, 851855, 1703710, 1874081, 3748162, 9370405, 18740810]

約数ペア:

[(1, 18740810), (2, 9370405), (5, 3748162), (10, 1874081), (11, 1703710), (22, 851855), (55, 340742), (110, 170371)]