19673816

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1823}}^1$

素因数の和:1919

約数の個数: 32

約数和(自身を含む): 39398400

約数和(自身を除く): 19724584

約数列:

[1, 2, 4, 8, 19, 38, 71, 76, 142, 152, 284, 568, 1349, 1823, 2698, 3646, 5396, 7292, 10792, 14584, 34637, 69274, 129433, 138548, 258866, 277096, 517732, 1035464, 2459227, 4918454, 9836908, 19673816]

約数ペア:

[(1, 19673816), (2, 9836908), (4, 4918454), (8, 2459227), (19, 1035464), (38, 517732), (71, 277096), (76, 258866), (142, 138548), (152, 129433), (284, 69274), (568, 34637), (1349, 14584), (1823, 10792), (2698, 7292), (3646, 5396)]