19211532

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1481}}^1$

素因数の和:1558

約数の個数: 48

約数和(自身を含む): 47803392

約数和(自身を除く): 28591860

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 47, 69, 92, 94, 138, 141, 188, 276, 282, 564, 1081, 1481, 2162, 2962, 3243, 4324, 4443, 5924, 6486, 8886, 12972, 17772, 34063, 68126, 69607, 102189, 136252, 139214, 204378, 208821, 278428, 408756, 417642, 835284, 1600961, 3201922, 4802883, 6403844, 9605766, 19211532]

約数ペア:

[(1, 19211532), (2, 9605766), (3, 6403844), (4, 4802883), (6, 3201922), (12, 1600961), (23, 835284), (46, 417642), (47, 408756), (69, 278428), (92, 208821), (94, 204378), (138, 139214), (141, 136252), (188, 102189), (276, 69607), (282, 68126), (564, 34063), (1081, 17772), (1481, 12972), (2162, 8886), (2962, 6486), (3243, 5924), (4324, 4443)]