20784693724

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{3767}}^1\times {\mathrm{22613}}^1$

素因数の和:26445

約数の個数: 24

約数和(自身を含む): 36980945568

約数和(自身を除く): 16196251844

約数列:

[1, 2, 4, 61, 122, 244, 3767, 7534, 15068, 22613, 45226, 90452, 229787, 459574, 919148, 1379393, 2758786, 5517572, 85183171, 170366342, 340732684, 5196173431, 10392346862, 20784693724]

約数ペア:

[(1, 20784693724), (2, 10392346862), (4, 5196173431), (61, 340732684), (122, 170366342), (244, 85183171), (3767, 5517572), (7534, 2758786), (15068, 1379393), (22613, 919148), (45226, 459574), (90452, 229787)]