19626411

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{7027}}^1$

素因数の和:7063

約数の個数: 24

約数和(自身を含む): 32047680

約数和(自身を除く): 12421269

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 7027, 21081, 49189, 133513, 147567, 344323, 400539, 934591, 1032969, 2803773, 6542137, 19626411]

約数ペア:

[(1, 19626411), (3, 6542137), (7, 2803773), (19, 1032969), (21, 934591), (49, 400539), (57, 344323), (133, 147567), (147, 133513), (399, 49189), (931, 21081), (2793, 7027)]