2019746589

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{691931}}^1$

素因数の和:692080

約数の個数: 16

約数和(自身を含む): 3099855360

約数和(自身を除く): 1080108771

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 691931, 2075793, 4843517, 14530551, 96178409, 288535227, 673248863, 2019746589]

約数ペア:

[(1, 2019746589), (3, 673248863), (7, 288535227), (21, 96178409), (139, 14530551), (417, 4843517), (973, 2075793), (2919, 691931)]