19265379

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1579}}^1$

素因数の和:1679

約数の個数: 24

約数和(自身を含む): 30260160

約数和(自身を除く): 10994781

約数列:

[1, 3, 7, 21, 49, 83, 147, 249, 581, 1579, 1743, 4067, 4737, 11053, 12201, 33159, 77371, 131057, 232113, 393171, 917399, 2752197, 6421793, 19265379]

約数ペア:

[(1, 19265379), (3, 6421793), (7, 2752197), (21, 917399), (49, 393171), (83, 232113), (147, 131057), (249, 77371), (581, 33159), (1579, 12201), (1743, 11053), (4067, 4737)]