19372437

素因数分解:

$3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{929}}^1$

素因数の和:1273

約数の個数: 24

約数和(自身を含む): 32111040

約数和(自身を除く): 12738603

約数列:

[1, 3, 7, 9, 21, 63, 331, 929, 993, 2317, 2787, 2979, 6503, 6951, 8361, 19509, 20853, 58527, 307499, 922497, 2152493, 2767491, 6457479, 19372437]

約数ペア:

[(1, 19372437), (3, 6457479), (7, 2767491), (9, 2152493), (21, 922497), (63, 307499), (331, 58527), (929, 20853), (993, 19509), (2317, 8361), (2787, 6951), (2979, 6503)]