19999324

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{3331}}^1$

素因数の和:3433

約数の個数: 24

約数和(自身を含む): 37318400

約数和(自身を除く): 17319076

約数列:

[1, 2, 4, 19, 38, 76, 79, 158, 316, 1501, 3002, 3331, 6004, 6662, 13324, 63289, 126578, 253156, 263149, 526298, 1052596, 4999831, 9999662, 19999324]

約数ペア:

[(1, 19999324), (2, 9999662), (4, 4999831), (19, 1052596), (38, 526298), (76, 263149), (79, 253156), (158, 126578), (316, 63289), (1501, 13324), (3002, 6662), (3331, 6004)]