19391535

素因数分解:

$3^3\times 5^1\times {\mathrm{379}}^2$

素因数の和:772

約数の個数: 24

約数和(自身を含む): 34565040

約数和(自身を除く): 15173505

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 379, 1137, 1895, 3411, 5685, 10233, 17055, 51165, 143641, 430923, 718205, 1292769, 2154615, 3878307, 6463845, 19391535]

約数ペア:

[(1, 19391535), (3, 6463845), (5, 3878307), (9, 2154615), (15, 1292769), (27, 718205), (45, 430923), (135, 143641), (379, 51165), (1137, 17055), (1895, 10233), (3411, 5685)]