19965210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{665507}}^1$

素因数の和:665517

約数の個数: 16

約数和(自身を含む): 47916576

約数和(自身を除く): 27951366

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 665507, 1331014, 1996521, 3327535, 3993042, 6655070, 9982605, 19965210]

約数ペア:

[(1, 19965210), (2, 9982605), (3, 6655070), (5, 3993042), (6, 3327535), (10, 1996521), (15, 1331014), (30, 665507)]