18821247

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{461}}^1$

素因数の和:934

約数の個数: 16

約数和(自身を含む): 26019840

約数和(自身を除く): 7198593

約数列:

[1, 3, 31, 93, 439, 461, 1317, 1383, 13609, 14291, 40827, 42873, 202379, 607137, 6273749, 18821247]

約数ペア:

[(1, 18821247), (3, 6273749), (31, 607137), (93, 202379), (439, 42873), (461, 40827), (1317, 14291), (1383, 13609)]