19984035

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{30983}}^1$

素因数の和:31034

約数の個数: 16

約数和(自身を含む): 32719104

約数和(自身を除く): 12735069

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 30983, 92949, 154915, 464745, 1332269, 3996807, 6661345, 19984035]

約数ペア:

[(1, 19984035), (3, 6661345), (5, 3996807), (15, 1332269), (43, 464745), (129, 154915), (215, 92949), (645, 30983)]