19469985

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{27617}}^1$

素因数の和:27672

約数の個数: 16

約数和(自身を含む): 31815936

約数和(自身を除く): 12345951

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 27617, 82851, 138085, 414255, 1297999, 3893997, 6489995, 19469985]

約数ペア:

[(1, 19469985), (3, 6489995), (5, 3893997), (15, 1297999), (47, 414255), (141, 138085), (235, 82851), (705, 27617)]