19042491

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{11909}}^1$

素因数の和:11966

約数の個数: 16

約数和(自身を含む): 28012320

約数和(自身を除く): 8969829

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 11909, 35727, 154817, 464451, 488269, 1464807, 6347497, 19042491]

約数ペア:

[(1, 19042491), (3, 6347497), (13, 1464807), (39, 488269), (41, 464451), (123, 154817), (533, 35727), (1599, 11909)]