20129172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{239633}}^1$

素因数の和:239647

約数の個数: 24

約数和(自身を含む): 53678016

約数和(自身を除く): 33548844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 239633, 479266, 718899, 958532, 1437798, 1677431, 2875596, 3354862, 5032293, 6709724, 10064586, 20129172]

約数ペア:

[(1, 20129172), (2, 10064586), (3, 6709724), (4, 5032293), (6, 3354862), (7, 2875596), (12, 1677431), (14, 1437798), (21, 958532), (28, 718899), (42, 479266), (84, 239633)]