20955006

素因数分解:

$2^1\times 3^2\times {\mathrm{499}}^1\times {\mathrm{2333}}^1$

素因数の和:2840

約数の個数: 24

約数和(自身を含む): 45513000

約数和(自身を除く): 24557994

約数列:

[1, 2, 3, 6, 9, 18, 499, 998, 1497, 2333, 2994, 4491, 4666, 6999, 8982, 13998, 20997, 41994, 1164167, 2328334, 3492501, 6985002, 10477503, 20955006]

約数ペア:

[(1, 20955006), (2, 10477503), (3, 6985002), (6, 3492501), (9, 2328334), (18, 1164167), (499, 41994), (998, 20997), (1497, 13998), (2333, 8982), (2994, 6999), (4491, 4666)]