18192156784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1\times {\mathrm{1321}}^1$

素因数の和:1946

約数の個数: 80

約数和(自身を含む): 37621476000

約数和(自身を除く): 19429319216

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 89, 152, 178, 304, 356, 509, 712, 1018, 1321, 1424, 1691, 2036, 2642, 3382, 4072, 5284, 6764, 8144, 9671, 10568, 13528, 19342, 21136, 25099, 27056, 38684, 45301, 50198, 77368, 90602, 100396, 117569, 154736, 181204, 200792, 235138, 362408, 401584, 470276, 672389, 724816, 860719, 940552, 1344778, 1721438, 1881104, 2233811, 2689556, 3442876, 4467622, 5379112, 6885752, 8935244, 10758224, 12775391, 13771504, 17870488, 25550782, 35740976, 51101564, 59842621, 102203128, 119685242, 204406256, 239370484, 478740968, 957481936, 1137009799, 2274019598, 4548039196, 9096078392, 18192156784]

約数ペア:

[(1, 18192156784), (2, 9096078392), (4, 4548039196), (8, 2274019598), (16, 1137009799), (19, 957481936), (38, 478740968), (76, 239370484), (89, 204406256), (152, 119685242), (178, 102203128), (304, 59842621), (356, 51101564), (509, 35740976), (712, 25550782), (1018, 17870488), (1321, 13771504), (1424, 12775391), (1691, 10758224), (2036, 8935244), (2642, 6885752), (3382, 5379112), (4072, 4467622), (5284, 3442876), (6764, 2689556), (8144, 2233811), (9671, 1881104), (10568, 1721438), (13528, 1344778), (19342, 940552), (21136, 860719), (25099, 724816), (27056, 672389), (38684, 470276), (45301, 401584), (50198, 362408), (77368, 235138), (90602, 200792), (100396, 181204), (117569, 154736)]